Anchor: A gentleman intensely studies his computer monitor while surrounded by a microscope.
Entailed: A gentleman intensely studies his computer and monitor.
Contradiction: A gentleman is smashing his computer monitor with a microscope.
Contradiction: All tours are self-guided.
Contradiction: An older lady is out for a walk.
Contradiction: A man is sitting on a bench.
Contradiction: There's a bust of Kaiser Wilhelm II at the exhibit.