Grill
Load /intent-modeling if it isn't already loaded.
Interview the human relentlessly about the plan or direction until you reach a shared understanding. Work branch by branch through the decision tree, resolving each path down to a leaf and then walking back up to what that leaf changes.
Ask at most a small cluster of related questions to resolve the current edge, then wait for the answer(s) before continuing. Give your recommended answer with each question. If a question can be answered by exploring artifacts or source material, read those first instead.