conversations.from: human
conversations.value: Bonnie and Samuel went to the market together. Bonnie bought 8 apples. Samuel bought 20 more apples than Bonnie. Samuel then ate half of them and used 1/7 of them to make apple pie. How many apples does Samuel have left?
  What is the solution?
conversations.from: assistant
conversations.value: Samuel bought 20+8 = 28 apples.
  Samuel ate 28/2 = 14 apples.
  Samuel used 28/7 = 4 to make apple pie.
  Samuel has 28-14-4 = 10 apples left.