Race Comment Explainer

Original comment with matches highlighted:

tracked leaders, led 3 out, well last, well

Matched phrases & meanings

Phrase	Meaning
Tracked leader	Followed closely behind the leaders.
ridden before	The jockey started urging the horse aggressively before the second-last obstacle to try and get it back into contention.
Kept on	The horse maintained its speed well to the finish.

Summary

Followed closely behind the leaders.
The jockey started urging the horse aggressively before the second-last obstacle to try and get it back into contention.
The horse maintained its speed well to the finish.