Assertion: stone | /r/HasProperty | put parallel
Facets:
value: to the plane of the horizon
type: LOCATION
Source sentences:
text: When the stone is put parallel to the plane of the horizon, the island stands still; for in that case the extremities of it, being at equal distance from the earth, act with equal force, the one in drawing downwards, the other in pushing upwards, and consequently no motion can ensue.