Assertion: tank | /r/ObjectUse | used by the british
Facets:
value: at the battle of the somme
type: TEMPORAL
value: as a way
type: MANNER
value: in 1916
type: TEMPORAL
value: during world war i
type: TEMPORAL
Source sentences:
text: The first tanks were used by the British during World War I as a way of attacking enemy trenches.
text: The tank was first used by the British at the Battle of the Somme in 1916.