TASK DEFINITION: Generate a topic word for the given sentence. A topic word is usually the name of a person, place, animal, concept or object the sentence is focusing on.
PROBLEM: inverness airport is an international airport at dalcross, 7 nautical miles (~8 miles or 13 km) north east of the city of inverness in the scottish highlands.

SOLUTION: inverness airport

PROBLEM: a brinicle is a column of ice that forms in seawater.

SOLUTION: brinicle

PROBLEM: area code 701 is an area code for the u.s. state of north dakota.

SOLUTION:
area code 701