The rules that use the category "<line_loc-gapsout_null-gapsin_null>" are:

<cancel_operation-user_response-gapsout_null-gapsin_null>

<delete_verb> <line_loc-gapsout_null-gapsin_null>

<engagement_loc-gapsout_null-gapsin_null>

<line_loc-gapsout_null-gapsin_null>

<cancel_operation-command-gapsout_null-gapsin_null>

<delete_verb> <line_loc-gapsout_null-gapsin_null>

<cancel_operation-system_utterance-gapsout_null-gapsin_null>

<delete_verb> <line_loc-gapsout_null-gapsin_null>

<line_loc-gapsout_null-gapsin_null>

<line_loc-gapsout_null-gapsin_null> <line_mod-gapsout_null-gapsin_null>