conversations.from: human
conversations.value: Please show me the solution for: My age is five times that of my son. Next year, my son will be eight years old. How old am I now?
conversations.from: assistant
conversations.value: If the son is going to be eight years old after a year from now, then currently, he is 8-1 = 7
  Since the father's age is five times that of the son, currently he is 5*7 = 35 years old.