Anchor: Indeed, there are dozens of clinical experiments showing that high doses of calcium either arrest bone loss or even build bone in older women.
Entailed: Clinical experiments have shown that high doses of calcium can build bone in older women. 
Contradiction: Studies have shown that taking calcium doesn't help older woman. 
Contradiction: A WOMAN PICKING UP A FEATHER WITH EASE.
Contradiction: Someone is skiing.
Contradiction: From the balconies the view of Madeira is clear.
Contradiction: A boy is swimming.