conversations.from: human
conversations.value: Break down this math problem: Tom has a quarter as much money as Nataly. Nataly has three times as much money as Raquel. How much money do Tom, Raquel, and Nataly have combined if Raquel has $40?
conversations.from: assistant
conversations.value: If Nataly has 3 times as much money as Raquel, she has 3 * $40 = $120
  Tom has 1/4 as much money as Nataly, so he has 1/4 * $120 = $30
  Combined, the three have $30 + $120 + $40 = $190