妙法蓮華經玄義 7.37

7.37

Furthermore, in terms of the five flavors: the flavor of milk has the clarification of the ten coarse [teachings] for the sake of the ten subtle ones; opening the ten coarse to reveal the ten subtle forms one provisional and one real. If taken in terms of the four siddhāntas, there are six provisional and two real; if in terms of the four gates, there are twelve provisional and four real.