Race Comment Explainer

Original comment with matches highlighted:

chased leader, switched right 3f out, led over 1f out, well, clear towards finish,

Matched phrases & meanings

Phrase	Meaning
clear towards finish	The horse opened up a decisive, comfortable margin over its rivals right before the finish line.
Led over 1f out	The horse took the lead with about one furlong (200m) to go.
Switched right	Moved to find a clear run or better ground.
readily	The horse won easily, without having to be pushed to its absolute limit, suggesting it had more to give.
Ran on	The horse maintained or increased its speed in the final stages.

Summary

The horse opened up a decisive, comfortable margin over its rivals right before the finish line.
The horse took the lead with about one furlong (200m) to go.
Moved to find a clear run or better ground.
The horse won easily, without having to be pushed to its absolute limit, suggesting it had more to give.
The horse maintained or increased its speed in the final stages.