Problem: Determine the topic of the passage. "New Orleans ( or , locally or ; ) is a major United States port and the largest city and metropolitan area in the state of Louisiana ." Topic:

A: New Orleans
Problem: Given the question: Determine the topic of the passage. "In baseball , a cutter, or cut fastball, is a type of fastball which breaks slightly toward the pitcher 's glove side as it reaches home plate ." Topic:
++++++++++++++++++++++++++++++++
The answer is:
Cutter (baseball)
input question: Determine the topic of the passage. "A steam engine is a heat engine that performs mechanical work using steam as its working fluid ." Topic:???
output answer: Steam engine
Determine the topic of the passage. ""A Little More Country Than That" is the title of a song written by Joey + Rory 's Rory Lee Feek , Wynn Varble , and Don Poythress, and recorded by American country artist Easton Corbin ." Topic:
----
Answer: A Little More Country Than That
Q: Determine the topic of the passage. "It remains the deadliest war in American history , resulting in the deaths of an estimated 750,000 soldiers and an undetermined number of civilian casualties." Topic:
A: American Civil War
[Q]: Determine the topic of the passage. "Australia is a continent comprising mainland Australia , Tasmania , New Guinea , Seram , possibly Timor , and neighbouring islands." Topic:
****
[A]:
Australia (continent)