Anchor: Czesiek took care of the development of the software, which for now they named 'John of the Disc'.
Entailed: They called the software 'John of the Disc'.
Contradiction: Czesiek wasn't involved in the development of the software.
Contradiction: A white man holding a cricket.
Contradiction: I walked down the stairs with Poirot behind me. 
Contradiction: The man is sleeping
Contradiction: A person is with two dogs.