Anchor: A black and a brown dog running in the grass.
Entailed: Two dogs are moving through the grass
Contradiction: A black and a brown dog are running around the house
Contradiction: The story was very heavily based on the research.
Contradiction: It is assumed that he will leave. 
Contradiction: In 1990, in the wake of the Soviet Union's collapse, Nepalis took the panchayat system as the new way of doing things.
Contradiction: Economic hardship will increase when the many refugees return.