Assertion: coaster's loop | /r/CapableOf | match to 120o circular arc
Facets:
value: at the top
type: LOCATION
Source sentences:
text: The first two loop shapes give a centripetal acceleration of 2g and 3g, respectively, throughout the loop, (for a particular velocity), whereas the last two loops maintain these conditions only for the bottom part of the loop, matched to a 120o circular arc at the top.