diff --git a/Pipfile.lock b/Pipfile.lock
index 1933c82..2fc0d3b 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -18,24 +18,26 @@
     "default": {
         "certifi": {
             "hashes": [
-                "sha256:017c25db2a153ce562900032d5bc68e9f191e44e9a0f762f373977de9df1fbb3",
-                "sha256:25b64c7da4cd7479594d035c08c2d809eb4aab3a26e5a990ea98cc450c320f1f"
+                "sha256:78884e7c1d4b00ce3cea67b44566851c4343c120abd683433ce934a68ea58872",
+                "sha256:d62a0163eb4c2344ac042ab2bdf75399a71a2d8c7d47eac2e2ee91b9d6339569"
             ],
-            "version": "==2019.11.28"
+            "version": "==2021.10.8"
         },
-        "chardet": {
+        "charset-normalizer": {
             "hashes": [
-                "sha256:84ab92ed1c4d4f16916e05906b6b75a6c0fb5db821cc65e70cbd64a3e2a5eaae",
-                "sha256:fc323ffcaeaed0e0a02bf4d117757b98aed530d9ed4531e3e15460124c106691"
+                "sha256:2842d8f5e82a1f6aa437380934d5e1cd4fcf2003b06fed6940769c164a480a45",
+                "sha256:98398a9d69ee80548c762ba991a4728bfc3836768ed226b3945908d1a688371c"
             ],
-            "version": "==3.0.4"
+            "markers": "python_version >= '3'",
+            "version": "==2.0.11"
         },
         "idna": {
             "hashes": [
-                "sha256:7588d1c14ae4c77d74036e8c22ff447b26d0fde8f007354fd48a7814db15b7cb",
-                "sha256:a068a21ceac8a4d63dbfd964670474107f541babbd2250d61922f029858365fa"
+                "sha256:84d9dd047ffa80596e0f246e2eab0b391788b0503584e8945f2368256d2735ff",
+                "sha256:9d643ff0a55b762d5cdb124b8eaa99c66322e2157b69160bc32796e824360e6d"
             ],
-            "version": "==2.9"
+            "markers": "python_version >= '3'",
+            "version": "==3.3"
         },
         "jsonpickle": {
             "hashes": [
@@ -47,66 +49,81 @@
         },
         "numpy": {
             "hashes": [
-                "sha256:1598a6de323508cfeed6b7cd6c4efb43324f4692e20d1f76e1feec7f59013448",
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-                "sha256:4ba59db1fcc27ea31368af524dcf874d9277f21fd2e1f7f1e2e0c75ee61419ed",
-                "sha256:59ca9c6592da581a03d42cc4e270732552243dc45e87248aa8d636d53812f6a5",
-                "sha256:5e0feb76849ca3e83dd396254e47c7dba65b3fa9ed3df67c2556293ae3e16de3",
-                "sha256:6d205249a0293e62bbb3898c4c2e1ff8a22f98375a34775a259a0523111a8f6c",
-                "sha256:6fcc5a3990e269f86d388f165a089259893851437b904f422d301cdce4ff25c8",
-                "sha256:82847f2765835c8e5308f136bc34018d09b49037ec23ecc42b246424c767056b",
-                "sha256:87902e5c03355335fc5992a74ba0247a70d937f326d852fc613b7f53516c0963",
-                "sha256:9ab21d1cb156a620d3999dd92f7d1c86824c622873841d6b080ca5495fa10fef",
-                "sha256:a1baa1dc8ecd88fb2d2a651671a84b9938461e8a8eed13e2f0a812a94084d1fa",
-                "sha256:a244f7af80dacf21054386539699ce29bcc64796ed9850c99a34b41305630286",
-                "sha256:a35af656a7ba1d3decdd4fae5322b87277de8ac98b7d9da657d9e212ece76a61",
-                "sha256:b1fe1a6f3a6f355f6c29789b5927f8bd4f134a4bd9a781099a7c4f66af8850f5",
-                "sha256:b5ad0adb51b2dee7d0ee75a69e9871e2ddfb061c73ea8bc439376298141f77f5",
-                "sha256:ba3c7a2814ec8a176bb71f91478293d633c08582119e713a0c5351c0f77698da",
-                "sha256:cd77d58fb2acf57c1d1ee2835567cd70e6f1835e32090538f17f8a3a99e5e34b",
-                "sha256:cdb3a70285e8220875e4d2bc394e49b4988bdb1298ffa4e0bd81b2f613be397c",
-                "sha256:deb529c40c3f1e38d53d5ae6cd077c21f1d49e13afc7936f7f868455e16b64a0",
-                "sha256:e7894793e6e8540dbeac77c87b489e331947813511108ae097f1715c018b8f3d"
-            ],
-            "version": "==1.18.2"
+                "sha256:00c9fa73a6989895b8815d98300a20ac993c49ac36c8277e8ffeaa3631c0dbbb",
+                "sha256:025b497014bc33fc23897859350f284323f32a2fff7654697f5a5fc2a19e9939",
+                "sha256:08de8472d9f7571f9d51b27b75e827f5296295fa78817032e84464be8bb905bc",
+                "sha256:1964db2d4a00348b7a60ee9d013c8cb0c566644a589eaa80995126eac3b99ced",
+                "sha256:2a9add27d7fc0fdb572abc3b2486eb3b1395da71e0254c5552b2aad2a18b5441",
+                "sha256:2d8adfca843bc46ac199a4645233f13abf2011a0b2f4affc5c37cd552626f27b",
+                "sha256:301e408a052fdcda5cdcf03021ebafc3c6ea093021bf9d1aa47c54d48bdad166",
+                "sha256:311283acf880cfcc20369201bd75da907909afc4666966c7895cbed6f9d2c640",
+                "sha256:341dddcfe3b7b6427a28a27baa59af5ad51baa59bfec3264f1ab287aa3b30b13",
+                "sha256:3a5098df115340fb17fc93867317a947e1dcd978c3888c5ddb118366095851f8",
+                "sha256:3c978544be9e04ed12016dd295a74283773149b48f507d69b36f91aa90a643e5",
+                "sha256:3d893b0871322eaa2f8c7072cdb552d8e2b27645b7875a70833c31e9274d4611",
+                "sha256:4fe6a006557b87b352c04596a6e3f12a57d6e5f401d804947bd3188e6b0e0e76",
+                "sha256:507c05c7a37b3683eb08a3ff993bd1ee1e6c752f77c2f275260533b265ecdb6c",
+                "sha256:58ca1d7c8aef6e996112d0ce873ac9dfa1eaf4a1196b4ff7ff73880a09923ba7",
+                "sha256:61bada43d494515d5b122f4532af226fdb5ee08fe5b5918b111279843dc6836a",
+                "sha256:69a5a8d71c308d7ef33ef72371c2388a90e3495dbb7993430e674006f94797d5",
+                "sha256:6a5928bc6241264dce5ed509e66f33676fc97f464e7a919edc672fb5532221ee",
+                "sha256:7b9d6b14fc9a4864b08d1ba57d732b248f0e482c7b2ff55c313137e3ed4d8449",
+                "sha256:a7c4b701ca418cd39e28ec3b496e6388fe06de83f5f0cb74794fa31cfa384c02",
+                "sha256:a7e8f6216f180f3fd4efb73de5d1eaefb5f5a1ee5b645c67333033e39440e63a",
+                "sha256:b545ebadaa2b878c8630e5bcdb97fc4096e779f335fc0f943547c1c91540c815",
+                "sha256:c293d3c0321996cd8ffe84215ffe5d269fd9d1d12c6f4ffe2b597a7c30d3e593",
+                "sha256:c5562bcc1a9b61960fc8950ade44d00e3de28f891af0acc96307c73613d18f6e",
+                "sha256:ca9c23848292c6fe0a19d212790e62f398fd9609aaa838859be8459bfbe558aa",
+                "sha256:cc1b30205d138d1005adb52087ff45708febbef0e420386f58664f984ef56954",
+                "sha256:dbce7adeb66b895c6aaa1fad796aaefc299ced597f6fbd9ceddb0dd735245354",
+                "sha256:dc4b2fb01f1b4ddbe2453468ea0719f4dbb1f5caa712c8b21bb3dd1480cd30d9",
+                "sha256:eed2afaa97ec33b4411995be12f8bdb95c87984eaa28d76cf628970c8a2d689a",
+                "sha256:fc7a7d7b0ed72589fd8b8486b9b42a564f10b8762be8bd4d9df94b807af4a089"
+            ],
+            "markers": "python_version < '3.11' and python_version >= '3.7'",
+            "version": "==1.21.5"
         },
         "protobuf": {
             "hashes": [
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-                "sha256:24e3b6ad259544d717902777b33966a1a069208c885576254c112663e6a5bb0f",
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-                "sha256:7774bbbaac81d3ba86de646c39f154afc8156717972bf0450c9dbfa1dc8dbea2",
-                "sha256:82d7ac987715d8d1eb4068bf997f3053468e0ce0287e2729c30601feb6602fee",
-                "sha256:8eb9c93798b904f141d9de36a0ba9f9b73cc382869e67c9e642c0aba53b0fc07",
-                "sha256:adf0e4d57b33881d0c63bb11e7f9038f98ee0c3e334c221f0858f826e8fb0151",
-                "sha256:c40973a0aee65422d8cb4e7d7cbded95dfeee0199caab54d5ab25b63bce8135a",
-                "sha256:c77c974d1dadf246d789f6dad1c24426137c9091e930dbf50e0a29c1fcf00b1f",
-                "sha256:dd9aa4401c36785ea1b6fff0552c674bdd1b641319cb07ed1fe2392388e9b0d7",
-                "sha256:e11df1ac6905e81b815ab6fd518e79be0a58b5dc427a2cf7208980f30694b956",
-                "sha256:e2f8a75261c26b2f5f3442b0525d50fd79a71aeca04b5ec270fc123536188306",
-                "sha256:e512b7f3a4dd780f59f1bf22c302740e27b10b5c97e858a6061772668cd6f961",
-                "sha256:ef2c2e56aaf9ee914d3dccc3408d42661aaf7d9bb78eaa8f17b2e6282f214481",
-                "sha256:fac513a9dc2a74b99abd2e17109b53945e364649ca03d9f7a0b96aa8d1807d0a",
-                "sha256:fdfb6ad138dbbf92b5dbea3576d7c8ba7463173f7d2cb0ca1bd336ec88ddbd80"
-            ],
-            "version": "==3.11.3"
+                "sha256:013a9ec4dccad9a6ed3aa1ad9e86a25a4e0d6d3bbe059b6f6502db20473c3e69",
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+                "sha256:11f192d491613f692b3ddc18f06c925785b3019c8e35d32c811421ca9ff7d50e",
+                "sha256:25f0ee57684f7bc3f0511b73cf55c016a891d09079c357794759663fe3da9cd3",
+                "sha256:2ccc0169b5145b3af676b6997be6fe62961edfc12bb524a7b9c46fb5d208a3d4",
+                "sha256:40f031f79b0254aa62082ca87776c0959d85adf99f09cdef9d0b320bb772a609",
+                "sha256:44d824adb48fe8baf81e628c2edaf9911912cd592a83621d2b877ccfde631d61",
+                "sha256:50f28efa66232a2fbbdd638dd61d9399ff66bcfde40ff305263b229692928081",
+                "sha256:51e080fb1de5db54b0a6b1519ba8dda55e57404b0a4948e58f1342a3e15d89ec",
+                "sha256:5c2ee13f5ea237a17bd81f52f972b7d334c0a43330d2a2a7b25b07f16eb146d8",
+                "sha256:830a9c71df347b3fb3cd24ec985c4ed64f6e75983f543a1d8a3c96302dae915c",
+                "sha256:867635c1d541ce336a1a4df3379d1116f02eba6dc326d080c8ef02f34036c415",
+                "sha256:94b34486986d7683e83f9d02a0112533263fc20fae54fff3f4fd69451e682ec7",
+                "sha256:ae4bcd5a0ce3f77d0523c3e5ed0d04ed2af454f7bf7cef08cb7a8d0915ac80a9",
+                "sha256:b04449133e31b65924650d758efbc2397c2d0e5eb3c8cae7428ffc4fa9c3403d",
+                "sha256:d892e487bd544463ce1e656434591593f710169335ac3f02ce30ee866c2f2464",
+                "sha256:e9f13fadb15b80e4a83ef5d9fa44e19243b1e2d96e84ee2228ca305180ca059e",
+                "sha256:ef69a10d45529a08367e70e736b3ce8e2af51360f23650ef1d4381ff9038467a",
+                "sha256:f6d10b1f86cebb8008a256f474948fc6204391e02a9c12935eebf036bbb07b65",
+                "sha256:fecf1b00ccc87bb8debca8b56458cc57c486d2d7afe22c7526728f79ffe232f4"
+            ],
+            "index": "pypi",
+            "version": "==3.15.0"
         },
         "requests": {
             "hashes": [
-                "sha256:43999036bfa82904b6af1d99e4882b560e5e2c68e5c4b0aa03b655f3d7d73fee",
-                "sha256:b3f43d496c6daba4493e7c431722aeb7dbc6288f52a6e04e7b6023b0247817e6"
+                "sha256:68d7c56fd5a8999887728ef304a6d12edc7be74f1cfa47714fc8b414525c9a61",
+                "sha256:f22fa1e554c9ddfd16e6e41ac79759e17be9e492b3587efa038054674760e72d"
             ],
-            "version": "==2.23.0"
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4, 3.5'",
+            "version": "==2.27.1"
         },
         "six": {
             "hashes": [
-                "sha256:236bdbdce46e6e6a3d61a337c0f8b763ca1e8717c03b369e87a7ec7ce1319c0a",
-                "sha256:8f3cd2e254d8f793e7f3d6d9df77b92252b52637291d0f0da013c76ea2724b6c"
+                "sha256:1e61c37477a1626458e36f7b1d82aa5c9b094fa4802892072e49de9c60c4c926",
+                "sha256:8abb2f1d86890a2dfb989f9a77cfcfd3e47c2a354b01111771326f8aa26e0254"
             ],
-            "version": "==1.14.0"
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==1.16.0"
         },
         "stanfordnlp": {
             "hashes": [
@@ -118,33 +135,52 @@
         },
         "torch": {
             "hashes": [
-                "sha256:271d4d1e44df6ed57c530f8849b028447c62b8a19b8e8740dd9baa56e7f682c1",
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-                "sha256:bb1e87063661414e1149bef2e3a2499ce0b5060290799d7e26bc5578037075ba",
-                "sha256:d7b34a78f021935ad727a3bede56a8a8d4fda0b0272314a04c5f6890bbe7bb29"
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+                "sha256:3592d3dd62b32760c82624e7586222747fe2281240e8653970b35f1d6d4a434c",
+                "sha256:376fc18407add20daa6bbaaffc5a5e06d733abe53bcbd60ef2532bfed34bc091",
+                "sha256:3eee3cf53c1f8fb3f1fe107a22025a8501fc6440d14e09599ba7153002531f84",
+                "sha256:5b68e9108bd7ebd99eee941686046c517cfaac5331f757bcf440fe02f2e3ced1",
+                "sha256:65fd02ed889c63fd82bf1a440c5a94c1310c29f3e6f9f62add416d34da355d97",
+                "sha256:6a81f886823bbd15edc2dc0908fa214070df61c9f7ab8831f0a03630275cca5a",
+                "sha256:6da1b877880435440a5aa9678ef0f01986d4886416844db1d97ebfb7fd1778d0",
+                "sha256:8f3fd2e3ffc3bb867133fdf7fbcc8a0bb2e62a5c0696396f51856f5abf9045a8",
+                "sha256:901b52787baeb2e9e1357ca7037da0028bc6ad743f530e0040ae96ef8e27156c",
+                "sha256:935e5ac804c5093c79f23a7e6ca5b912c166071aa9d8b4a0a3d6a85126d6a47b",
+                "sha256:97b7b0c667e8b0dd1fc70137a36e0a4841ec10ef850bda60500ad066bef3e2de",
+                "sha256:9ef4c004f9e5168bd1c1930c6aff25fed5b097de81db6271ffbb2e4fb8b89319",
+                "sha256:ab77a9f838874f295ed5410c0686fa22547456e0116efb281c66ef5f9d46fe28",
+                "sha256:b07ef01e36b716d0d65ca60c4db0ac9d094a0e797d9b55290da4dcda91463b6c",
+                "sha256:d43bc3f3a2d89ae185ef96d903c935c335219231e57685658648396984e2a67a",
+                "sha256:ef99b8cca5f9358119b07956915faf6e7906f433ab4a603c160ae9de88918371",
+                "sha256:f281438ee99bd72ad65c0bba1026a32e45c3b636bc067fc145ad291e9ea2faab",
+                "sha256:fbaf18c1b3e0b31af194a9d853e3739464cf982d279df9d34dd18f1c2a471878"
             ],
-            "version": "==1.4.0"
+            "markers": "python_full_version >= '3.6.2'",
+            "version": "==1.10.2"
         },
         "tqdm": {
             "hashes": [
-                "sha256:0d8b5afb66e23d80433102e9bd8b5c8b65d34c2a2255b2de58d97bd2ea8170fd",
-                "sha256:f35fb121bafa030bd94e74fcfd44f3c2830039a2ddef7fc87ef1c2d205237b24"
+                "sha256:8dd278a422499cd6b727e6ae4061c40b48fce8b76d1ccbf5d34fca9b7f925b0c",
+                "sha256:d359de7217506c9851b7869f3708d8ee53ed70a1b8edbba4dbcb47442592920d"
+            ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==4.62.3"
+        },
+        "typing-extensions": {
+            "hashes": [
+                "sha256:4ca091dea149f945ec56afb48dae714f21e8692ef22a395223bcd328961b6a0e",
+                "sha256:7f001e5ac290a0c0401508864c7ec868be4e701886d5b573a9528ed3973d9d3b"
             ],
-            "version": "==4.43.0"
+            "markers": "python_version >= '3.6'",
+            "version": "==4.0.1"
         },
         "urllib3": {
             "hashes": [
-                "sha256:2f3db8b19923a873b3e5256dc9c2dedfa883e33d87c690d9c7913e1f40673cdc",
-                "sha256:87716c2d2a7121198ebcb7ce7cccf6ce5e9ba539041cfbaeecfb641dc0bf6acc"
+                "sha256:000ca7f471a233c2251c6c7023ee85305721bfdf18621ebff4fd17a8653427ed",
+                "sha256:0e7c33d9a63e7ddfcb86780aac87befc2fbddf46c58dbb487e0855f7ceec283c"
             ],
-            "version": "==1.25.8"
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4' and python_version < '4'",
+            "version": "==1.26.8"
         }
     },
     "develop": {
@@ -153,14 +189,16 @@
                 "sha256:71ea07f44df9568a75d0f354c49143a4575d90645e9fead6dfb52c26a85ed13a",
                 "sha256:840947ebfa8b58f318d42301cf8c0a20fd794a33b61cc4638e28e9e61ba32f42"
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             "version": "==2.3.3"
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             "hashes": [
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-            "version": "==19.3.0"
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
+            "version": "==21.4.0"
         },
         "autopep8": {
             "hashes": [
@@ -214,11 +252,20 @@
             "index": "pypi",
             "version": "==1.0.1"
         },
+        "importlib-metadata": {
+            "hashes": [
+                "sha256:899e2a40a8c4a1aec681feef45733de8a6c58f3f6a0dbed2eb6574b4387a77b6",
+                "sha256:951f0d8a5b7260e9db5e41d429285b5f451e928479f19d80818878527d36e95e"
+            ],
+            "markers": "python_version < '3.8'",
+            "version": "==4.10.1"
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             "version": "==4.3.21"
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@@ -245,6 +292,7 @@
                 "sha256:efa1909120ce98bbb3777e8b6f92237f5d5c8ea6758efea36a473e1d38f7d3e4",
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             "version": "==1.4.3"
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@@ -256,38 +304,43 @@
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-            "version": "==8.2.0"
+            "markers": "python_version >= '3.5'",
+            "version": "==8.12.0"
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-                "sha256:82f77b9bee21c1bafbf35a84905d604d5d1223801d639cf3ed140bd651c08752"
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-            "version": "==20.3"
+            "markers": "python_version >= '3.6'",
+            "version": "==21.3"
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             "version": "==0.13.1"
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         "py": {
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-                "sha256:c20fdd83a5dbc0af9efd622bee9a5564e278f6380fffcacc43ba6f43db2813b0"
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-            "version": "==1.8.1"
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
+            "version": "==1.11.0"
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-            "version": "==2.5.0"
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
+            "version": "==2.8.0"
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         "pylint": {
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@@ -299,10 +352,11 @@
         },
         "pyparsing": {
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-                "sha256:c342dccb5250c08d45fd6f8b4a559613ca603b57498511740e65cd11a2e7dcec"
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-            "version": "==2.4.6"
+            "markers": "python_version >= '3.6'",
+            "version": "==3.0.7"
         },
         "pytest": {
             "hashes": [
@@ -314,23 +368,76 @@
         },
         "six": {
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+            "version": "==1.16.0"
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 }