parent:child:hello
parent:child:hello
parent:child:hello
parent:child2:hello
t1 = parent:child:foo
t2 = parent:child:foo
t3 = parent:child:foo
t4 = parent:child2:foo
t5 = parent:child2:foo
has_type_t1 = bar
has_type_t2 = bar
has_type_t3 = bar
has_type_t4 = bar
has_type_t5 = bar