たぶん => Maybe... N4
Speculation
ぶり => style; manner; way​ N1
たぶん => perhaps; probably N4
いたします => to do (polite form of します) N4
ました => Did something... N5
Conjugate verbs
... します => Make... become N4
Purpose, target
~ぶんには => If it's just within range...then N1
Scope
~ぶんには(~分には) => as long as ~ N1
ましょう => let's ~; shall we ~ N5
...にします => to decide on N4
Determined, determined
てしまった => to finish N4
Description
~ぶん (だけ) => in proportion to; just as much as N1
Related, corresponding