anchor.diff:  Agartala,Tripura
   Kozhikode,Kerala
   Guwahati,Assam
  -
   Bhatinda,Punjab
   Khozhikode,Kerala
   Trivandrum,Kerala
  
positive.code: Rangpo,Sikkim
  Melli,Sikkim
  Gangtok,Sikkim
  
  Delhi,NCT of Delhi
  Jaipur,Rajasthan
  Thiruchirapalli,Tamil Nadu
  
negative.code: Vadodra,Gujarat
  Vishakhapatnam,Andhra Pradesh
  Shrinagar,Jammu and Kashmir
  