Let x0 of type ι be given.
Let x1 of type ι be given.
Apply unknownprop_3a727fa768d5525d8195bdc93993ff4ea68fc9d53a8aef656546df8c698dedd5 with
x1,
λ x2 x3 . 099f3.. x2 x0 leaving 2 subgoals.
The subproof is completed by applying H1.
Apply unknownprop_defdff2863493fd1bfbeaba4cea3fdea79130c411ea28d17da4d11fd5740fb94 with
x0,
f4dc0.. x1 leaving 3 subgoals.
The subproof is completed by applying H0.
Apply unknownprop_8fbd0c2b48e78882e15936a0ad5f4a3c5af2cb37d9320d8cb210a91462e202ca with
x1.
The subproof is completed by applying H1.
The subproof is completed by applying H2.