samagrakāraṇasyāpyanutpāde sarvadaivanutpādaprasaṅgo viśeṣābhāvād iti bādhakaṃ pramāṇam /
If [something] were not produced even when [its] complete cause is present, then it would necessarily never be produced at all, since there would be no distinguishing factor - this is the contradictory proof.