Race Comment Explainer

Original comment with matches highlighted:

in rear, closed up 12th, pushed along before 2 out where mistake,

Matched phrases & meanings

Phrase	Meaning
Pushed along	The jockey started to urge the horse (hand-riding, not necessarily using the whip).
Stayed on	Continued to finish but without closing the gap significantly.
One pace	The horse maintained its speed but could not accelerate or quicken.
Rear	Running near the back of the field.

Summary

The jockey started to urge the horse (hand-riding, not necessarily using the whip).
Continued to finish but without closing the gap significantly.
The horse maintained its speed but could not accelerate or quicken.
Running near the back of the field.