Anchor: The concentration of the metals Al, As, Cr, Co, Cu, Fe, Pb, Ni, and Zn, expressed as total metal, should not exceed 1 mg/L each, and Cd, Hg, and Ag, expressed as total metal, should not exceed 100 ng/L each.
Entailed: Different metals have different levels that are allowed within the water.
Contradiction: There are no maximum levels for metals in the water.
Contradiction: No illness or distress disturbed me physically.
Contradiction: Here, the economist is meant to explain the direction we should be headed while the political scientist tells everyone that is not doable.
Contradiction: The elderly woman is trying to stay cold.
Contradiction: Some men are playing outside.