Apply unknownprop_bf1bd8ab3ca5ea3ddb87610422183f92c6934b1f09d04b825e575ec48e6ebd16 with
λ x0 : ι → ι . λ x1 . x0 (x0 (x0 (x0 (x0 (x0 (x0 (x0 (x0 (x0 (x0 (x0 (x0 (x0 (x0 (x0 (x0 (x0 (x0 (x0 (x0 (x0 x1))))))))))))))))))))).
The subproof is completed by applying unknownprop_cd2e82ef4221082a96ca4495b573c10f870eabc28fd174aa5eb72ee3150cae4b.