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.

Q: stinging nettles ("urtica dioica") are a type of plant which have stinging defensive hairs on the leaves and stems.

A: stinging nettle
****
Q: the movie producer, martin ransohoff, made a ten-minute documentary promoting her, called "all eyes on sharon tate".

A: sharon tate
****
Q: nick halling is a british sportscaster.

A:
nick halling
****