### Instruction:  "statement 1": Ram and Shyam can do together a piece of work in more than 10 days, "statement 2" :Ram and Shyam can do together a piece of work in 20 days, "options: " Entailment or contradiction or neutral? Let's write a program.### Response: days_S1 = None
days_S2 = 20
if days_S1 is None or days_S2 is None:
   print('neutral')
elif days_S1 == days_S2:
   print('Entailment')
elif days_S1 != days_S2:
  print('contradiction')