Assertion: plover | /r/CapableOf | pump the tail
Facets:
value: in taller grass
type: LOCATION
value: in attempts
type: TEMPORAL
Source sentences:
text: In tilled and uneven ground, they inspect crannies in the landscape for prey, and in taller grass, they pump the tail or tremble a foot, probably in attempts to flush prey such as grasshoppers.