And since the toll trade is dominant over that short trade, we have the fact that no matter which one of these possibilities we actually obtain, we always get the same exact result. Because uppercase t is domino or lowercase T, we get the fact that this will always resemble this parent and never this. Parent. So notice in this particular example, this t could have mixed with this t to produce possibility one. Or this t could have mixed with this t to produce possibility two. Or this could have mixed with this to.