Generate a question with a factual answer.
Generated: At what age did Harper Lee's mother die?

Generate a question with a factual answer.
Generated: What is the term for the feeling of energy or enervation created by an emotional experience?

Generate a question with a factual answer.
Generated: What is Neptune's equatorial radius?

Generate a question with a factual answer.
Generated: Why were peripheral pattern theory and gate control theory left behind?