query_eye_level
set_eye_level
query_visible_in_the_dark
can_see
cannot_see
query_room_description
query_additional_room_description
describe_room
describe_current_room
query_contents
query_object_description
examine_object
query_obvious
notify_look
notify_look_me
notify_look_here
notify_read
notify_read_me
notify_read_here
forbidden_look
forbidden_look_me
forbidden_look_here
forbidden_read
forbidden_read_me
forbidden_read_here
extra_look
query_extra_look
query_weight_description
set_eye_option
query_eye_option
query_inventory_category
query_inventory_flags