tatretyādinā taccākartṛkato vākyādityetasmin prathame śābde lakṣaṇe 'sambhavitāṃ lakṣaṇadoṣam āha
With [the words] beginning with "tatra", he states the definitional flaw of impossibility in this first definition of verbal cognition as "that [which comes] from an authorless sentence."