Assertion: castle's tower | /r/HasProperty | built on an l-plan
Facets:
value: with a wing
type: OTHER
Source sentences:
text: David's Tower was built on an L-plan, the main block being 51 by 38 feet (16 by 12 m), with a wing measuring 21 by 18 feet (6.4 by 5.5 m) to the west.