Anchor: The Palacio de Cristal (Crystal Palace), a 19th-century iron and glass solarium that houses temporary art exhibitions, has finally reopened after years of renovations.
Entailed: The Palacio de Cristal has undergone years of renovations.
Contradiction: The Palacio de Cristal had to be demolished recently.
Contradiction: Senior executives in public sector organizations never face challenging tasks, recognized by OPM's regulations. 
Contradiction: The dog is rolling
Contradiction: A boy is eating a sandwich.
Contradiction: An employee is sitting.