Race Comment Explainer

Original comment with matches highlighted:

steadied in rear, improved to chased front rank halfway, pushed along and well over 1f out

Matched phrases & meanings

Phrase	Meaning
Pushed along	The jockey started to urge the horse (hand-riding, not necessarily using the whip).
Outpaced	Could not keep up with faster horses mid-race.
halfway	The horse was patiently ridden up to the middle point
Rear	Running near the back of the field.

Summary

The jockey started to urge the horse (hand-riding, not necessarily using the whip).
Could not keep up with faster horses mid-race.
The horse was patiently ridden up to the middle point
Running near the back of the field.