Race Comment Explainer

Original comment with matches highlighted:

chased leaders, ridden to lead over 1f out, pushed out final

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
Chased leaders	Running directly behind the horses in front of the field.
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
Running directly behind the horses in front of the field.
Unit of distance; one furlong is 1/8 of a mile (approx. 200 meters).