The rules that use the category "<np-gapsout_null-gapsin_np_gap-line_loc-not_wh_or_gq_or_dummy-sing>" are:

<existence_claim-sing-inv-gapsout_null-gapsin_np_gap>

<cop-sing> <np-gapsout_null-gapsin_np_gap-line_loc-not_wh_or_gq_or_dummy-sing> <postnommod-line_loc>

<cop-sing> <np-gapsout_null-gapsin_null-line_loc-not_wh-sing> <np-gapsout_null-gapsin_np_gap-line_loc-not_wh_or_gq_or_dummy-sing>

<np-gapsout_null-gapsin_np_gap-line_loc-not_wh_or_gq_or_dummy-sing>

<np-gapsout_null-gapsin_np_gap-line_loc-not_wh_or_gq_or_dummy-sing> <postnommod-line_loc>