premise: Two soccer players, one from a team wearing red and the other wearing white, are both going for the soccer ball, while people on the bleachers watch. hypothesis: Two children are playing with a soccer ball while their parents watch from the bleachers.
contradiction: Two children cannot be soccer players, especially one from a team with colors, who are both going for the soccer ball while people from the bleacher watch because two children are playing with that soccer ball while their parents watch from the bleachers. It cannot be both.