conversations.from: human
conversations.value: Elias uses a bar of soap every month. If each bar of soap costs $4, how much does he spend on bars of soap in two years?
  How to solve this?
conversations.from: assistant
conversations.value: A year is 12 months, so Elias spends 4 * 12 = $48 per year on bars of soap.
  In two years, he spends 2 * 48 = $96 on bars of soap.