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.

[EX Q]: veronika marchenko is a russian activist.
[EX A]: veronika marchenko

[EX 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.
[EX A]: archbishop of canterbury

[EX Q]: mohamed said fofana (born 1952) is a guinean politician.
[EX A]:
mohamed said fofana