Race Comment Explainer

Original comment with matches highlighted:

chased leader, ridden to lead over 1f out until long

Matched phrases & meanings

Phrase	Meaning
ridden to lead over	The jockey started urging the horse, and the horse responded with a surge to take the lead
headed inside final	The horse lost the lead very late, within the last
Furlong	Unit of distance; one furlong is 1/8 of a mile (approx. 200 meters).

Summary

The jockey started urging the horse, and the horse responded with a surge to take the lead
The horse lost the lead very late, within the last
Unit of distance; one furlong is 1/8 of a mile (approx. 200 meters).