Race Comment Explainer

Original comment with matches highlighted:

rear mid-division, ridden r before omitted last, ridden run-in,

Matched phrases & meanings

Phrase	Meaning
Mid-division	Running in the middle of the pack.
Never nearer	The horse's closest point to the leader was the position it finished in (ran on late).
Stayed on	Continued to finish but without closing the gap significantly.
Rear	Running near the back of the field.

Summary

Running in the middle of the pack.
The horse's closest point to the leader was the position it finished in (ran on late).
Continued to finish but without closing the gap significantly.
Running near the back of the field.