Q: What is the question to: "Unlike a powerboat or motorboat that uses a propeller in the water below or behind the boat, a jetboat draws the water from under the boat into a pump inside the boat, then expels it through a nozzle at the stern ."? The topic is Jetboat.
A: "what is water jet propulsion?"

Q: What is the question to: "Ischemia is generally caused by problems with blood vessels , with resultant damage to or dysfunction of tissue."? The topic is Ischemia.
A: "What is Ischemia or infarction??"

Q: What is the question to: "Nassau"? The topic is List of cities in the Bahamas.
A: "what cities are in the bahamas?"

Q: What is the question to: "Black pepper (Piper nigrum) is a flowering vine in the family Piperaceae , cultivated for its fruit , which is usually dried and used as a spice and seasoning ."? The topic is Black pepper.
A:
"where does ground pepper come from?"