TASK DEFINITION: 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.
PROBLEM: Fact: Echinoderms lack respiratory and excretory systems.

SOLUTION: Echinoderms starfish.

PROBLEM: Fact: the surface of a beach is formed by mechanical weathering.

SOLUTION: beach erosion.

PROBLEM: Fact: animals require water for survival.

SOLUTION:
animal duck.