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: tabitha st. germain (born august 11, 1976), formerly known as paulina gillis germain, tabitha, or kitanou st. germain, is an american, canadian actress, singer, voice actress, and comedienne.

SOLUTION: tabitha st. germain

PROBLEM: colonel archibald gracie iv (january 17, 1859 – december 4, 1912) was an american writer, amateur historian, real estate investor, and survivor of the sinking of the r.m.s titanic.

SOLUTION: archibald gracie iv

PROBLEM: polyphyly is a term in cladistics.

SOLUTION:
polyphyly