Anchor: A guitarist drops to his knees during a set.
Entailed: the guitarist is playing a song
Contradiction: the guitarist is on the tour bus writing a song
Contradiction: Goya's black paintings were done when he regained his vision.
Contradiction: Two indian people sitting on a rug are doing something with tea
Contradiction: Explanation is not required for this puzzle. 
Contradiction: In Malibu and the above towns, jet skis, which have become increasingly popular, can be rented.