Anchor: Group of people in life jackets watch two you boys play with two sticks like swords.
Entailed: Some people are observing the young males.
Contradiction: The group of people are watching two girls eat cake.
Contradiction: A child successfully blocks a goal from the other team.
Contradiction: Some of their capital can be invested in Treasury securities.
Contradiction: Uninvolved in design and construction 
Contradiction: Very much it was quite enjoyable for a time.