Assertion: pyramid's structure | /r/HasAspect | rectangular base
Facets:
value: on an east–west axis
type: LOCATION
Source sentences:
text: Pyramid, in architecture, a monumental structure constructed of or faced with stone or brick and having a rectangular base and four sloping triangular (or sometimes trapezoidal) sides meeting at an apex (or truncated to form a platform).
text: The mastaba was built up in two stages, first to form a four-stepped structure (P1) and then to form a six-stepped structure (P2), which now had a rectangular base on an east–west axis.