Statements :
All keys are locks. All locks are latches. All latches are safes. Conclusion :
I. All keys are latches.
II. All locks are safes.
III. All safes are latches.
IV. All locks are keys.
Statements :
Some rocks are bricks. Some bricks are sands. No sand is cement. Conclusion :
I. Some rocks are cements.
II. Some rocks are sands.
III. Some sands are bricks.
IV. No brick is cement.
Statement : Some keys are locks. All locks are boards. Some boards are cards. All cards are papers. Conclusion : I. Some boards are keys. II. Some boards are keys. III. Some papers are cards. IV. Some boards are locks.
Statement : All socks are shoes. Some shoes are wallets. Some wallets are bags. No bag is purse. Conclusion : I. Some bags are socks. II. Some wallets are socks. III. No wallet is purse. IV. Some purses are wallets.
Statement : Some walls are doors. Some doors are grills. No grill is window. Some windows are roofs. Conclusions : I. No roof is grill. II. No window is door. III. Some windows are walls. IV. Some roofs are walls.
Statements : All letters are words. Some words are poems. All poems are plants. Some plants are flowers. Conclusion : I. Some plants are words. II. Some plants are letters. III. Some flowers are poems. IV. No flower is word.
