Proofgold Proof

pf
Let x0 of type ι be given. Let x1 of type ι be given. Let x2 of type ι be given. Assume H0: nIn x2 x1. Assume H1: prim1 x2 (d3786.. x0 x1). Apply H0. Apply unknownprop_0353a4a7b5b4f91d72d238e11644bc62f6b057223f175f195c507da32f086792 with x0, x1, x2. The subproof is completed by applying H1. ■