Anchor: Its centerpiece is the right-angled triangle, Samrat Yantra (the Supreme Instrument), with a dome acting as a sun-dial, accurate to half a second. 
Entailed: The sun-dial takes the shape of a dome and is accurate to half a second.
Contradiction: An equilateral triangle called the Samrat Yantra is the centerpiece.
Contradiction: A man is performing tricks on a scooter.
Contradiction: A woman is being fed by another woman who is blond.
Contradiction: The Frisbee is in water
Contradiction: Case studies don't compare people that have different treatments.