a/b/c
'a/bc/def
:abc/de/f
abc/def/ghi:
a^b/c^^d/e^^^f
a/b/(var)
a/b/(1 + 2)
a/b/(1 + 2):
:a/b/(1 + 2)
'a/b/(1 + 2)
a/b/(var)/1
a/b/(a + b/(c [e f]))
a/b/2.34
a/'b
a/:b

a/b/[]
a/b/
'a/bc/
:abc/de/
abc/def/:
a/b/c:d
a/b/1:2
abc/def/'
