(i) All windows are gardens →Universal Affirmative (A-type).
(ii) Some buses are doors → Particular Affirmative (I- type.)
(iii) No wall is brick → Universal Negative (E-type)
(iv) Some walls are not bricks → Particular Negative (O- type).
(2) Some rivers are jungles.
All jungles are ponds.
I + A => l-type of Conclusion
"Some rivers are ponds."
Conclusion II is Converse of it.
All jungles are ponds.
All ponds are trees.
A + A => A-type of Conclusion "All jungles are trees."Some rivers are ponds.
All ponds are trees.
I + A => l-type of Conclusion "Some rivers are trees."
Couclusion I is Converse of it.