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]: natassia gail zolot (born september 24, 1989 in san francisco, california), known by her stage name, kreayshawn, is an american rapper, editor and music video director.
[A]: kreayshawn


[Q]: the archbishop of canterbury is the spiritual leader of the church of england and in the anglican communion the leader of its mother church.
[A]: archbishop of canterbury


[Q]: acosmeryx socrates is a moth of the sphingidae family.
[A]:
acosmeryx socrates