else

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@StartRule
Lot --> primitiveCube(6, 0.2, 6)
        extrude(5)
        comp(f) { top: Roof | side: Wall }

Roof --> color(0.5, 0.25, 0.15)

Wall -->
  p(0.3) : color(1, 0.2, 0.2)
  p(0.3) : color(0.2, 1, 0.2)
  else : color(0.2, 0.2, 1)