Assertion: fortress's tower | /r/HasProperty | set to one side of the gun towers
Facets:
Source sentences:
text: Four towers arranged in a semicircle ahead of the control centre and accommodation each carried a QF 3.75 inch gun, a tower to the rear of the control centre mounted Bofors 40 mm guns, while the seventh tower, set to one side of the gun towers and further out, was the searchlight tower.