===== Locations =====
?location is a: location
?location Description [wiki]: ?description
optional {
?location Tags [tag]: ?tag
}
optional {
?location In [ref]: ?in
}
group {
?location
}
sort {
?location
}
ui {
Location {
filter: text
}
Description {
filter: text
}
Tag {
filter: select
}
In {
filter: select
}
}