Anchor: The obstacles to this conclusion are both procedural and substantive.
Entailed: There are procedural challenges associated with this conclusion.
Contradiction: There are no substantive or procedure-based objections to this conclusions.
Contradiction: None of the versions are popular at all.
Contradiction: The photographer has a camera.
Contradiction: I gave up on tracking the auctions after two days.
Contradiction: It was something that happened just for Christmas.