Anchor: Sparks fly as the pipe is being welded.
Entailed: A pipe is having heat applied to it.
Contradiction: A welder is taking a nap.
Contradiction: a man working in steel company
Contradiction: There are five boys.
Contradiction: In requesting human capital flexibilities, no questions have been raised about whether they would result in eroding merit principles
Contradiction: There are some big and tall oaks