conversations.from: human
conversations.value: Can you give me some step-by-step instructions for this math problem: Carl has four times as many marbles as Sean and Sean has half as many marbles as Cal. If Sean has 56 marbles, how many marbles do Carl and Cal have combined?
conversations.from: assistant
conversations.value: Cal has 56*2 = 112 marbles.
  Carl has 4*56 = 224 marbles.
  Carl and Cal have 112+224 = 336 marbles combined.