Anchor: The analysis shows that the combined costs of the air and water portions of the rule to be a capital cost of $1.
Entailed: $1 is the combined capital cost of the air and water portions associated with the rule.
Contradiction: Together, the air and water portions of the rule have a capital cost of $10.
Contradiction: He's an economics writer. 
Contradiction: A person is working.
Contradiction: A man is on a sailboat
Contradiction: What i've seen goes out over the ocean.