It's Composed of Swimming, Cycling and Running
This page is the CodyCross answer for the clue below from Space Exploration, Group 907, Puzzle 1 (Mae Jemison).
Question is: It's Composed of Swimming, Cycling and Running
and the answer is: TRIATHLON
Word Meaning:
TRIATHLON — An athletics event in which contestants compete in swimming, cycling and running in turn.
Definitions from Wiktionary.