Race Comment Explainer

Original comment with matches highlighted:

chased leaders, went 2nd over 1f out, led inside final , ,

Matched phrases & meanings

Phrase	Meaning
Chased leaders	Running directly behind the horses in front of the field.
Ridden out	The jockey encouraged the horse to the finish without the whip, often in an easy win.
Furlong	Unit of distance; one furlong is 1/8 of a mile (approx. 200 meters).
Ran on	The horse maintained or increased its speed in the final stages.

Summary

Running directly behind the horses in front of the field.
The jockey encouraged the horse to the finish without the whip, often in an easy win.
Unit of distance; one furlong is 1/8 of a mile (approx. 200 meters).
The horse maintained or increased its speed in the final stages.