Race Comment Explainer

Original comment with matches highlighted:

chased leaders, led over 1f out, edged left inside final furlong, well

Matched phrases & meanings

Phrase	Meaning
edged left inside final furlong	Under pressure from the jockey's urging or from fatigue, the horse drifted slightly to the left within the last 200 meters.
Led over 1f out	The horse took the lead with about one furlong (200m) to go.
Chased leaders	Running directly behind the horses in front of the field.
Ran on	The horse maintained or increased its speed in the final stages.

Summary

Under pressure from the jockey's urging or from fatigue, the horse drifted slightly to the left within the last 200 meters.
The horse took the lead with about one furlong (200m) to go.
Running directly behind the horses in front of the field.
The horse maintained or increased its speed in the final stages.