prompt: Farmer Brown raises emus, large birds. His flock has a total of 60 heads and legs. How many emus are in his flock?
messages.content: Farmer Brown raises emus, large birds. His flock has a total of 60 heads and legs. How many emus are in his flock?
messages.role: user
messages.content: Each emu has 1+2=<<1+2=3>>3 heads and legs.
  Then the flock has 60/3=<<60/3=20>>20 animals.
  #### 20
messages.role: assistant