conversations.from: human
conversations.value: Wanda weighs 30 pounds more than Yola currently. Wanda also weighs 80 pounds more than Yola did 2 years ago. How much did Yola weigh 2 years ago if she currently weighs 220 pounds?
conversations.from: assistant
conversations.value: If Yola currently weighs 220 pounds, then Wanda, who weighs 30 pounds more than Yola, weighs 220+30 = 250 pounds.
  Wanda also weighs 80 pounds more than Yola did 2 years ago, meaning Yola weighed 250-80=170 pounds 2 years ago.