Anchor: Rennie went into action, so swiftly that for a startled moment Drew was left gaping at empty space.
Entailed: Drew was left gaping at empty space for a startled moment, because Rennie went into action so swiftly.
Contradiction: For a moment, Rennie was left gaping at empty space, since he was so startled by Drew.
Contradiction: They were always aware of the most important clue. 
Contradiction: A man pulls a box through some freshly watered plants in a waterproof suit.
Contradiction: A woman in a business suit is drinking coffe.
Contradiction: I wrestled him for his scattershot.