Problem: In 1970 , the Gay Liberation Front sponsored one of the same openly announced first-sex mixers in Chicago at the dormitory .
In 1970 , the Gay Liberation Front sponsored one of the first openly announced same-sex mixers in Chicago in dormitory .
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A: no

Problem: Prenatal hormones , particularly glucocorticoids such as cortisol , are indispensable for the development of the adrenal organs , especially for the maturation of the lungs .
Adrenal hormones , particularly glucocorticoids like cortisol , are essential for the prenatal development of organs , especially for the maturation of the lungs .
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A: no

Problem: The Rotunda River is a tributary of the Purul River in Romania .
The Rotunda River is a tributary of the River Purul in Romania .
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A:
yes