conversations.from: human
conversations.value: Denise and Daniel are reading the same book. Yesterday, Denise read 10 pages while Daniel read 13 pages. Today, Denise read 5 more than as many pages as what Daniel read yesterday, while Daniel was not able to read any pages today. How many more pages did Denise read more than Daniel?
  Find the solution.
conversations.from: assistant
conversations.value: Denise read 13 + 5 = 18 pages today.
  She was able to read 10 + 18 = 28 pages in all.
  So, Denise read 28 - 13 = 15 more pages than Daniel.