conversations.from: human
conversations.value: Jerica is twice Louis' age. Matilda is 7 years older than Jerica. If Louis is 14, how many years old is Matilda?
  Solve this problem.
conversations.from: assistant
conversations.value: Jerica = 2 * 14 = 28
  Matilda = 28 + 7 = 35
  Matilda is 35 years old.