Let x0 of type ι be given.
Let x1 of type ι be given.
Apply H1.
Apply unknownprop_6a78cbbe68b9bd8f5cc78ccb908b079c5af0e4e468fb0c087f991e2ad97458e0 with
x1,
x0.
Apply unknownprop_8369708f37c0d20e10b6156293f1b207e835dfc563ff7fbfa059bf26c84ddb80 with
x1,
Power x0 leaving 2 subgoals.
The subproof is completed by applying H0.
Apply unknownprop_9a40b4678ae1931e61346f9ab9e405ec760f2f9d44b3be548b52a8b2ddb78559 with
x0,
x1.
The subproof is completed by applying H2.