Text: Paolo Uccello shows a dream-like, almost surrealist obsession with his (unsolved) problems of perspective and merry-go-round horses in his Battle of San Romano (1456).
Entailment: Paolo Uccello's interest in perspective can be likened to surrealism.
Contradiction: The artist Paolo Uccello's work eschews complexity and mystery for a simple, earthy portrayal of everyday life.