a land molecure is made of pathways camera screw and 0 space eve
towed_land_platform is land_platform. fixed_indoor_space is site. landmass is land. rowlock_arch is arch. garden is stationary_artifact. pier_arch is arch. pier_arch is not arch. landmass is spatially_bounded_thing. landmass is not spatially_bounded_thing. shrew_mole is mole.