The rules that use the vocabulary item "north" are:

<point_id-entry_point>

north op

taz north

<point_id-craft_landing_zone>

north op

taz north

<point_id-checkpoint>

north op

taz north

<point_id>

north op

taz north

<point_id-waypoint>

north op

taz north

<latitude_hemisphere>

north

<cardinal_direction>

north

<air_formation_nom>

echelon north

<point_id-cap>

north op

taz north

<point_id-point_id_type_none>

north op

taz north

<point_id-debark_point>

north op

taz north

<point_id-embark_point>

north op

taz north

<point_id-bullseye>

north op

taz north

<point_id-coordination_point>

north op

taz north

<point_id-base_of_fire>

north op

taz north

<point_id-initial_point>

north op

taz north

<point_id-holding_point>

north op

taz north

<point_id-landing_zone>

north op

taz north

<point_id-homebase>

north op

taz north