Assertion: horse | /r/CapableOf | stand another adaptation for speed
Facets:
value: on tiptoe
type: MANNER
value: most significantly
type: DEGREE
value: permanently
type: MANNER
value: for speed
type: PURPOSE
Source sentences:
text: Most significantly, the horses began to stand permanently on tiptoe (another adaptation for speed); instead of walking on doglike pads, their weight was supported by springy ligaments that ran under the fetlock to the big central toe.