LP style of interview optimizes even more towards storytellers and fair bit of BS purveyors. The entire process is far too impersonal to drive any real and effective assessment.
May be you are looking at a much fine grained composition/decomposition tier to arrive at breaking down "all" software engineering towards simplicity, but anything real world usecase would end up being an aggregate so big, your composition/decomposition tier itself would add to complexity rather than reduce it.
BPMN and all of the UI pallet, drag drop coding applications try to do this very thing, this is super successful at smaller scales but breaks the first real world application.