conversations.from: human
conversations.value: Cristine bought a dozen lemons and gave 1/4 of them to her neighbor. How many lemons does Cristine have left?
  Work out the solution step by step.
conversations.from: assistant
conversations.value: Cristine bought 1 x 12 = 12 lemons.
  She gave 12 x 1/4 = 3 lemons to her neighbor.
  So, Cristine is left with 12 - 3 = 9 lemons.