conversations.from: human
conversations.value: Break down this math problem: There are three trees in the town square. The tallest tree is 150 feet tall. The middle height tree is 2/3 the height of the tallest tree. The shortest tree is half the size of the middle tree.  How tall is the shortest tree?
conversations.from: assistant
conversations.value: Tallest Tree: 150 feet
  Middle Tree:150(2/3)=300/3=100 feet
  Shortest Tree:100/2=50 feet