Anchor:  For thirty years, he produced and distributed Project Gutenberg-tm eBooks with only a loose network of volunteer support.
Entailed: With only a loose network of volunteers, he produced and distributed Project Gutenberg eBooks for thirty years.
Contradiction: He produced and distributed eBooks for five years with paid interns before retiring.
Contradiction: A boy in a blue hat is waiting for the bus.
Contradiction: The regular show is followed by a shorter performance.
Contradiction: The woman is sitting on a wooden bench.
Contradiction: Living poets will continue being eligible.