Anchor: Sages developed the strict disciplines of yoga and profound metaphysical speculations of Vedanta.
Entailed: Yoga disciplines were developed by sages.
Contradiction: Sages made yoga a very loose and undisciplined form of exercise.
Contradiction: With skin cell tests only.
Contradiction: Have you had a lot of these calls?
Contradiction: She is still attending high school. 
Contradiction: North Carolina has a beautiful mountain-scape.