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Domain: {people and actions}
D(x) : x is desirable
V(x) : x is virtuous
A(x) : x is an action
P(x,y) : x performed y
a : Ayesha
All squares are blue.
∀x( S(x) → B(x) )
Some squares are blue.
∃x( S(x) ∧ B(x) )
i. | ∀x( D(x) → V(x) ) |
ii. | ∀x( (A(x) ∧ D(x)) → V(x) ) |
iii. | ∃x( A(x) ∧ ¬D(x) ) |
iv. | ∃x( A(x) ∧ ¬D(x) ∧ V(x) ) |
v. | ∃x( A(x) ∧ P(a,x) ∧ ¬V(x) ) |
vi. | ¬∃x( ∃y( A(y) ∧ P(x,y) ∧ ¬V(y) ) ∧ ¬∃z( A(z) ∧ P(x,z) ∧ V(z) ) ) |