The category "<np-gapsout_null-gapsin_null-not_wh_or_dummy-pl>" can be expressed as follows:

<np-gapsout_null-gapsin_null-not_wh_or_dummy-pl>

<discourse_det-not_wh_or_dummy-pl> <n-pl>

<np-gapsout_null-gapsin_null-attack-not_wh_or_dummy-pl> <postnommod-attack>

<np-gapsout_null-gapsin_null-enemy-not_wh_or_dummy-pl> <postnommod-enemy>

<np-gapsout_null-gapsin_null-line_loc-not_wh_or_dummy-pl> <postnommod-line_loc>

<np-gapsout_null-gapsin_null-point_loc-not_wh_or_dummy-pl> <postnommod-point_loc>

<np-gapsout_null-gapsin_null-unit-not_wh_or_dummy-pl> <postnommod-unit>

<pre_det> <np-not_mod-gapsout_null-gapsin_null-not_wh_or_gq_or_dummy>