Let x0 of type ι be given.
Let x1 of type ι be given.
Apply unknownprop_54bb640991f3dc5ef625d0dd80688a536de93bc223668dfbefbc6eb5651b1208 with
x0,
x1,
80242.. (e6316.. x0 x1) leaving 3 subgoals.
The subproof is completed by applying H0.
The subproof is completed by applying H1.
The subproof is completed by applying H2.