[graph1_on_body_part
     [any body_part (^$(no inheritance)$^),
          physical_part: a physical_entity,
          physical_part of: a physical_entity,
          spatial_characteristic (^$(explore 1)$^): a spatial_attribute_or_quality_or_measure,
          physical_characteristic (^$(explore 2)$^): a physical_characteristic,
          may be doer/object/result/place of (^$(explore)$^): a situation,
          may be recipient of: a situation]
];