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

<general_distance-measure>

<distance> <distance_unit>

<range-recursive>

<distance>

<distance> miles

<distance> nautical miles

<range>

<distance>

<distance> miles

<distance> nautical miles

<nlb-not_command_or_system_utterance_or_user_response>

<distance>

<distance> nautical miles

<nlb-nlb3>

<distance>

<distance> nautical miles

<nlb-not_careful-nlb3>

<distance>

<distance> nautical miles