Pair: Zayd was actually teaching a lesson as a teacher in this room at the specified time this morning / Zayd was not teaching a lesson in the same capacity, room, and time.
Subject, predicate, time, place, actuality, conditions, whole/part reference, and relational standpoint all match. Consequently the second denies exactly what the first affirms.
Opening interactive controls...
Apply the eight identities together
Contradiction and the Eight Conditions
Pair: Zayd was actually teaching a lesson as a teacher in this room at the specified time this morning / Zayd was not teaching a lesson in the same capacity, room, and time.
Subject, predicate, time, place, actuality, conditions, whole/part reference, and relational standpoint all match. Consequently the second denies exactly what the first affirms.