Assertion: british tank | /r/CapableOf | appear at the battlefield
Facets:
value: with unexpected success
type: MANNER
value: for the first time
type: TEMPORAL
value: on september
type: TEMPORAL
Source sentences:
text: When on September 15, 1916, British tanks appeared at the battlefield for the first time, with unexpected success, French public opinion began to demand information on the state of France