conversations.from: human
conversations.value: Ed has 2 dogs, 3 cats and twice as many fish as cats and dogs combined. How many pets does Ed have in total?
conversations.from: assistant
conversations.value: If Ed has 2 dogs and 3 cats he has in total 2+3 = 5 pets that are not fish
  If Ed has twice as many cats and dogs combined he has 2*5 = 10 fish
  Therefore, in total Ed has 5+10 = 15 pets