Tshad ma rigs paʼi gter chen gyi ʼgrel pa Phyogs las rnam par rgyal baʼi ru mtshon źes bya ba bźugs so

Commentary expanding the text (mchan ʼgrel) of the Tshad ma rigs gter, treatise on Buddhist logic by Sa-skya Pandita Kun-dgaʼ-rgyal-mtshan, 1182-1251.