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

<suppress_by_fire_command>

<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>

<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>

<basic_suppress_by_fire_command>

<suppress_by_fire_verb> <by_fire_phrase>

<suppress_by_fire_verb> <enemy_loc> <by_fire_phrase>

<attack_by_fire_command>

<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>

<basic_attack_by_fire_command>

<engage_verb> <enemy_loc> <by_fire_phrase>

<plain_attack_by_fire_verb> <by_fire_phrase>

<plain_attack_by_fire_verb> <enemy_loc> <by_fire_phrase>