The Mexican army retreated back to Mexico City, ending the Texas Revolution.

Entity and relation annotations:
id: 0
type: entity
value: text: The Mexican army
labels: <Organization>
id: 1
type: entity
value: text: Mexico City
labels: <Location>
id: 2
type: entity
value: text: the Texas Revolution
labels: <Event>
type: relation
to_id: 2
labels: Organization:Engagement:Event
from_id: 0