Anchor: Wet FGD systems require a continuous feed of reagent to remove SO2.
Entailed: FGD systems need continuous feed to remove SO2
Contradiction: FDG systems don't need continuous feeds to remove SO2
Contradiction: Jack Kemp is hated and ignored by the media.
Contradiction: As people walk by, a man and woman draw on the sidewalk.
Contradiction: There must be a quick decline in prices to their fundamental level.
Contradiction: A man is walking outside.