Anchor: He added more kefir and home-made kefir flavor, but not too much, because his hands were shaking, then he still had to mix it and add a few E-numbers.
Entailed: After adding and mixing more kefir and kefir flavor, he added E-numbers.
Contradiction: He didn't add anything after mixing the kefir and home-made kefir flavor.
Contradiction: I forgot my hot pot equipment.
Contradiction: Fines are much more effective than boycotts are. 
Contradiction: A policeman is chasing a suspect in his patrol car.
Contradiction: I am certain that you used the Sneaker Net System.