Anchor: There are usually a number of reasons that situations like this occur.
Entailed: These situations can occur due to a number of reasons.
Contradiction: There is only one way to cause the situation.
Contradiction: A group of people are about to win a race.
Contradiction: I was not looking for the spoons at all.  
Contradiction: There is a man named Bruce.
Contradiction: The allocation depends on the reduction and increases of the allowances each year.