conversations.from: human
conversations.value: Find a solution for this math problem: Vlad is 6 feet, 3 inches tall. His younger sister is 2 feet, 10 inches tall. How many inches taller is Vlad than his sister?
conversations.from: assistant
conversations.value: Vlad = 6 ft * 12 in/ft + 3 = 75 inches
  Sister = 2 ft * 12 in/ft + 10 = 34 inches
  75 - 34 = 41 inches
  Vlad is 41 inches taller than his sister.