conversations.from: human
conversations.value: Renaldo drove 15 kilometers. Ernesto drove 7 kilometers more than one-third of Renaldo's distance. How many kilometers did the 2 men drive in total?
  Find the solution.
conversations.from: assistant
conversations.value: Renaldo = 15 km
  Ernesto = (1/3) * 15 + 7 = 12 km
  Total = 15 + 12 = 27 km
  Renaldo and Ernesto drove a total of 27 kilometers.