instruction:
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.
question:
the bighorn sheep ("ovis canadensis") is a species of sheep.
answer:
bighorn sheep


question:
the new aspiration party ("phak khwam wang mai ") is a political party in thailand.
answer:
new aspiration party


question:
a mathematician's apology is a book about mathematics which was written in 1940.
answer:

a mathematician's apology