Race Comment Explainer

Original comment with matches highlighted:

took keen hold, midfield, driven over 1f out, kept on well, led and won going away near finish

Matched phrases & meanings

Phrase	Meaning
Won going away	This means the horse was the strongest finisher and, if the race had been longer, the margin of victory would have continued to increase.
Kept on	The horse maintained its speed well to the finish.
Keen	The horse was fighting the jockey, wasting energy early.

Summary

This means the horse was the strongest finisher and, if the race had been longer, the margin of victory would have continued to increase.
The horse maintained its speed well to the finish.
The horse was fighting the jockey, wasting energy early.