Assertion: pulley's belt | /r/HasProperty | given half-twist
Facets:
value: before joining the ends
type: TEMPORAL
Source sentences:
text: Grip of leather belts is often better if they are assembled with the hair side (outer side) of the leather against the pulley, although some belts are instead given a half-twist before joining the ends (forming a Möbius strip), so that wear can be evenly distributed on both sides of the belt.