In this task, you need to write a topic word from the given fact. The topic word must have at least one word overlap with the given fact. The topic word often involves adding a new word from a related concept. In your topic word, use at least one word from the given fact. Topic words with two or more words work best.

Input: Consider Input: Fact: Birth may be followed by a period of parental care of the offspring.

Output: birth baby.


Input: Consider Input: Fact: when a hurricane moves over land , that hurricane will decrease in strength.

Output: continents are land.


Input: Consider Input: Fact: soil erosion means soil loss through wind.


Output: erosion soil quality.