Anchor: But by that time, the country had joined the World Trade organization, and the European Union had agreed to open negotiations to admit Poland (along with the Czech Republic, Hungary, Slovakia, and Slovenia) into the EU.
Entailed: The European Union agreed to admit five more countries.
Contradiction: Slovakia was not allowed entry into the European Union.
Contradiction: It isn't possible to improve the way that the replacement rate is calculated. 
Contradiction: The man is outside.
Contradiction: It doesn't matter if we have the same kind of computer, because there is no way to transfer information.
Contradiction: A dog jumps over the grassy field.