conversations.from: human
conversations.value: Katie has 13 pink marbles. She has 9 fewer orange marbles than pink marbles. She has 4 times as many purple marbles as orange marbles. How many marbles does Katie have in all?
  Work out the solution step by step.
conversations.from: assistant
conversations.value: Find the number of orange marbles. 13 marbles - 9 marbles = 4 marbles
  Find the number of purple marbles. 4 marbles x 4 = 16marbles
  Find the total amount of pink, orange, and purple marbles. 13 marbles + 4 marbles + 16 marbles = 45 marbles