Anchor: To develop a team with the right mix of skills and competencies, senior executives 
Entailed: To establish a team with varied skills.
Contradiction: The develop a team with a narrow skill set and limited competence.
Contradiction: I can't do it, I'll die.
Contradiction: My friend said her brother is a frequent drug user.
Contradiction: Two aliens work in a factory
Contradiction: Someone is playing tennis.