The rules that use the category "<engagement_loc>" are:

<move_mod-not_compass_direction>

from <engagement_loc> <to_prep> <engagement_loc>

<unit_nom-sing>

<unit_n-sing> <location_prep> <engagement_loc>

<establish_base_of_fire_command>

<set_up_verb> <base_of_fire_phrase> <location_prep> <engagement_loc>

<set_up_verb> <base_of_fire_phrase> <location_prep> <engagement_loc> <open_fire_verb> <on_order>

<set_up_verb> <base_of_fire_phrase> <location_prep> <engagement_loc> targeting <on_prep> <enemy_loc>

<unit_nom-not_det-sing>

<unit_n-not_det-sing> <location_prep> <engagement_loc>

<suppress_by_fire_command>

<basic_suppress_by_fire_command> <location_prep> <engagement_loc>

<movement_verb> <to_prep> <engagement_loc> and <suppress_by_fire_verb> <by_fire_phrase>

<movement_verb> <to_prep> <engagement_loc> and <suppress_by_fire_verb> <enemy_loc> <by_fire_phrase>

<unit_nom-not_det-pl>

<unit_n-not_det-pl> <location_prep> <engagement_loc>

<unit_nom-not_det-num_all>

<unit_n-not_det-num_all> <location_prep> <engagement_loc>

<hasty_occupy_command>

<consolidate_verb> on <engagement_loc>

<hasty_occupy_verb> <defensive_position_phrase> <location_prep> <engagement_loc>

<hasty_occupy_verb> <defensive_position_phrase> <location_prep> <engagement_loc> <bearing_mod>

<supporting_fire_command>

support <attack_noun_phrase> <on_prep> <engagement_loc> <by_fire_phrase>

support <by_fire_phrase> <attack_noun_phrase> <on_prep> <engagement_loc>

<displace_base_of_fire_command>

<displace_verb> <base_of_fire_phrase> to <engagement_loc>

<displace_verb> to <engagement_loc>

<movement_command-not_with_compass_direction>

<report_verb> <to_prep> <engagement_loc>

<attack_by_fire_command>

<basic_attack_by_fire_command> <location_prep> <engagement_loc>

<movement_verb> <to_prep> <engagement_loc> and <engage_verb> <enemy_loc> <by_fire_phrase>

<movement_verb> <to_prep> <engagement_loc> and <plain_attack_by_fire_verb> <by_fire_phrase>

<movement_verb> <to_prep> <engagement_loc> and <plain_attack_by_fire_verb> <enemy_loc> <by_fire_phrase>

<set_up_verb> <base_of_fire_phrase> <location_prep> <engagement_loc> and <attack_by_fire_verb> <enemy_loc>

<set_up_verb> <base_of_fire_phrase> <location_prep> <engagement_loc> and <engage_verb> <enemy_loc>

<enemy_loc>

<enemy_phrase> <location_prep> <engagement_loc>

<engagement_loc>

<objective_mod>

<to_prep> <engagement_loc>

<movement_command>

<report_verb> <to_prep> <engagement_loc>

<control_measure_clause>

<unit> <reach_verb> <engagement_loc>

<unit_nom>

<unit_n> <location_prep> <engagement_loc>

<fire_modification_command>

concentrate <fire_word> on <engagement_loc>

<enemy_loc-mobile>

<enemy_phrase-mobile> <location_prep> <engagement_loc>

<unit_nom-pl>

<unit_n-pl> <location_prep> <engagement_loc>