The category "<fly_command-system_utterance-gapsout_null-gapsin_pp_gap-not_with_compass_direction>" can be expressed as follows:

<fly_command-system_utterance-gapsout_null-gapsin_pp_gap-not_with_compass_direction>

<fly_command-system_utterance-gapsout_null-gapsin_pp_gap-not_with_compass_direction> <move_mod-gapsout_null-gapsin_null-not_compass_direction>

<fly_command-system_utterance-gapsout_pp_gap-gapsin_pp_gap-not_with_compass_direction>