Tendai Lotus School Teachings, p 43Q: How are these Four Teachings classified with regard to this realm of the [triple] world and the transworldly realm?
A: The two Teachings of the Tripiṭaka and the Shared both correspond to this realm of the [triple] world. Both Distinct and Perfect Teachings correspond to the transworldly realm.
Q: How are they classified with regard to phenomenal appearances and reality?
A: The Tripiṭaka Teaching corresponds to the phenomenal appearances of this realm. The Shared Teaching corresponds to the reality of this realm. The Distinct Teaching corresponds to the phenomenal appearances of the transworldly realm, and the Perfect Teaching corresponds to the reality of the transworldly realm.
Q: How are they classified with regard to Hinayāna and Mahāyāna?
A: The Tripiṭaka Teaching belongs to the Hinayāna. The Shared Teaching is common to both the Mahāyāna and the Hinayāna. The Distinct and Perfect Teachings are completely Mahāyāna.
Q: Also, how are they classified with regard to the tentative and the real?
A: The first three are tentative, and the last one is real.