The category "<cancel_operation-system_utterance-gapsout_null-gapsin_null>" can be expressed as follows:
<cancel_verb> that
<delete_verb> <line_loc-gapsout_null-gapsin_null>
<delete_verb> <point_loc-point_name-gapsout_null-gapsin_null>
<delete_verb> <unit-gapsout_null-gapsin_null>
belay that
belay the last