anchor.diff:  "https://www.chicagocopa.org/case/1087659/","1087659","Firearm Discharge","11-29-2017","11-29-2017 2:25 pm","03"
   "https://www.chicagocopa.org/case/1087703/","1087703","Firearm Discharge","12-01-2017","12-01-2017 7:00 pm","22"
   "https://www.chicagocopa.org/case/1087759/","1087759","Firearm Discharge","12-07-2017","12-06-2017 11:22 pm","05"
  -"https://www.chicagocopa.org/case/1087843/","1087843","Other Use Of Force","-","12-17-2017 2:45 am","16"
  +"https://www.chicagocopa.org/case/1087843/","1087843","Other Use Of Force","12-17-2017","12-17-2017 2:45 am","16"
   "https://www.chicagocopa.org/case/1087873/","1087873","Firearm Discharge","12-18-2017","12-18-2017 6:51 pm","02"
   "https://www.chicagocopa.org/case/1088133/","1088133","Firearm Discharge","01-15-2018","01-16-2018 2:59 am","04"
   "https://www.chicagocopa.org/case/1088208/","1088208","Firearm Discharge","01-20-2018","01-20-2018 5:28 am","06"
  
positive.code: "https://www.chicagocopa.org/case/1091909/","1091909","Firearm Discharge","12-05-2018","12-05-2018 11:24 pm","11"
  "https://www.chicagocopa.org/case/1092023/","1092023","Firearm Discharge","12-17-2018","12-17-2018 11:54 pm","07"
  "https://www.chicagocopa.org/case/1092482/","1092482","Firearm Discharge","01-26-2019","01-26-2019 6:43 pm","24"
  "https://www.chicagocopa.org/case/2019-1099/","2019-1099","Firearm Discharge","05-03-2019","05-03-2019 8:12 pm","11"
  "https://www.chicagocopa.org/case/2019-0001617/","2019-1617","Firearm Discharge","05-11-2019","05-11-2019 3:27 pm","10"
  "https://www.chicagocopa.org/case/2019-0001703/","2019-1703","Other Use Of Force","05-16-2019","05-16-2019 8:51 pm","15"
  
negative.code: "https://www.chicagocopa.org/case/2019-1855/","2019-1855","Firearm Discharge","05-28-2019","05-28-2019 1:46 pm","04"
  "https://www.chicagocopa.org/case/2019-0002060/","2019-2060","Other Use Of Force","06-08-2019","06-08-2019 9:22 pm","11"
  "https://www.chicagocopa.org/case/2019-2248/","2019-2248","Firearm Discharge","06-19-2019","06-19-2019 8:03 am","22"
  "https://www.chicagocopa.org/case/2019-2529/","2019-2529","Firearm Discharge","07-08-2019","07-08-2019 7:01 am","25"
  "https://www.chicagocopa.org/case/2019-2605/","2019-2605","Other Use Of Force","07-10-2019","07-10-2019 5:09 pm","07"
  