|Definition:||To differ between several types of entrances to rooms.|
Change Proposed_features/entrance to include indoor entrances to rooms, not only buildings.
Indoor routing requires information about where to enter a room. If there are multiple entrances, the one closest to ones location probably is more prefered.
In every public building: universities, schools, kindergarden, libraries.
Proposed_features/entrance General information regarding indoor mapping: https://wiki.openstreetmap.org/wiki/Indoor#mapping