Anchor: A scientist performs a lab test using fresh raw eggs.
Entailed: A scientist performs a lab test using fresh raw eggs
Contradiction: The scientist were watching tv
Contradiction: The swimmers are on the beach
Contradiction: A lady smiles while she holds a drink in her hand.
Contradiction: The only voting system that respects unanimity and stops flip-flops is a dictatorial one. 
Contradiction: Five people are talking.