Anchor: Only a small part of their city has been excavated for fear that further work may cause the whole town to collapse.
Entailed: Fear that further work may cause the whole town to collapse, is the reason why only a small part of their city has been excavated.
Contradiction: Their whole city has been excavated for gold, and the inhabitants left for other cities.
Contradiction: The focus was not on managing performance 
Contradiction: A martial artist in a white shirt and black pants stands with his nun-chucks.
Contradiction: She was completely fine when she reached them, slowly walking towards the tallest.
Contradiction: A group of people are on the beach.