Assertion: crow | /r/CapableOf | remember mask
Facets:
Source sentences:
text: The crows remembered the masks and later, whenever they saw the mask, they attacked.
text: Two years after the Seattle scientists conducted the experiment, the crows still remembered the mask and attacked again!
text: After they released them, the crows remembered the masks and attacked them whenever they saw them.
text: And the crows also appeared to remember the masks worn by the volunteers who held the dead birds.