Anchor: Reductions of NOx, particularly during winter and spring, are critical for addressing these concerns.
Entailed: Reducing NOx is critical.
Contradiction: Reducing NOx is not important.
Contradiction: A doll is playing a keyboard in a park.
Contradiction: People spectate a man playing an accordion
Contradiction: We had no interest in his sports activities.
Contradiction: Petra was almost completely forgotten until 1812 when Swiss explorer John L. Burckhardt found it again.