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

<follow_unit_command-not_with_compass_direction>

<follow_unit_verb> <other_unit>

<follow_unit_command>

<follow_unit_verb> <other_unit>

<mount_dismount_command>

<trans_mount_dismount_verb-located> <other_unit> <location_mod>

<trans_mount_dismount_verb-not_located> <other_unit>

<movement_command-not_with_compass_direction>

<flank_verb> <other_unit> <general_distance> <orientation_word-right_left>

<take_point_verb> <general_distance> <lead_prep> <other_unit>

<embark_debark_command>

<trans_embark_debark_verb-located> <other_unit> <location_mod>

<trans_embark_debark_verb-not_located> <other_unit>

<movement_command>

<flank_verb> <other_unit> <general_distance> <orientation_word-right_left>

<take_point_verb> <general_distance> <lead_prep> <other_unit>

<link_command>

<link_verb-located> <other_unit> <location_mod>

<pursue_command>

<pursue_verb> <other_unit>

<pursue_command-not_with_compass_direction>

<pursue_verb> <other_unit>

<recover_command>

<recover_verb-located> <other_unit> <location_mod>

<recover_verb-not_located> <other_unit>

<recover_verb-not_located> <other_unit> <objective_mod>

<repair_command>

<repair_verb-not_located> <other_unit>

<repair_verb-not_located> <other_unit> tow vehicle is <other_unit-controlled_unit>

<load_unload_people_command>

<transfer_verb> <people> from <other_unit>