Race Comment Explainer

Original comment with matches highlighted:

tracked leaders, ridden and unable to quicken over 1f out, inside final

Matched phrases & meanings

Phrase	Meaning
ridden and unable to quicken over	This is the crucial negative point the horse lacked the necessary finishing speed.
Tracked leader	Followed closely behind the leaders.
Kept on	The horse maintained its speed well to the finish.
Furlong	Unit of distance; one furlong is 1/8 of a mile (approx. 200 meters).

Summary

This is the crucial negative point the horse lacked the necessary finishing speed.
Followed closely behind the leaders.
The horse maintained its speed well to the finish.
Unit of distance; one furlong is 1/8 of a mile (approx. 200 meters).