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Proofgold Proof

pf
Let x0 of type ι be given.
Let x1 of type ι be given.
Let x2 of type ι be given.
Let x3 of type ι be given.
Assume H0: prim1 4a7ef.. x3.
Assume H1: Subq x2 x3.
Assume H2: Subq x0 x1.
Apply unknownprop_27f392a6b235ed993755fa589f2a6f51750c84f16ad779083b7a3ead3898ee6a with x0, x1, λ x4 . x2, λ x4 . x3 leaving 3 subgoals.
Let x4 of type ι be given.
Assume H3: prim1 x4 x0.
The subproof is completed by applying H1.
The subproof is completed by applying H2.
Let x4 of type ι be given.
Assume H3: prim1 x4 x1.
Assume H4: nIn x4 x0.
The subproof is completed by applying H0.
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