Determine the topic of the question-answer pair. Question: "what latitude is tropic of cancer?"; Answer: "It currently (Year 2013) lies at 23 26 15.143 north of the Equator."? Topic:
Ans: Tropic of cancer

Determine the topic of the question-answer pair. Question: "how is a backpack made?"; Answer: "The bag itself was made up of different animal hide and skin (depending on what sorts of animals were in the area) and sewn together by the intestines of said animals, which were woven together tightly to make a sturdy thread-like material."? Topic:
Ans: Backpack

Determine the topic of the question-answer pair. Question: "when the wind blows james patterson?"; Answer: "When the Wind Blows is a novel by James Patterson ."? Topic:
Ans: When the Wind Blows (James Patterson novel)

Determine the topic of the question-answer pair. Question: "how does a dredge work??"; Answer: "Developing this idea further, a motorized crane equipped with a drag bucket or clamshell (grabber) that is used to scoop material from the bottom of a body of water is also a dredger."? Topic:
Ans: Dredging