Race Comment Explainer

Original comment with matches highlighted:

tracked leaders, before 2 5th, eakened befo before 2 out, before last

Matched phrases & meanings

Phrase	Meaning
Tracked leader	Followed closely behind the leaders.
Pushed along	The jockey started to urge the horse (hand-riding, not necessarily using the whip).
not fluent	The horse jumped the tenth fence/hurdle poorly or awkwardly
Weakened	The horse lost speed and dropped back through the field.

Summary

Followed closely behind the leaders.
The jockey started to urge the horse (hand-riding, not necessarily using the whip).
The horse jumped the tenth fence/hurdle poorly or awkwardly
The horse lost speed and dropped back through the field.