Problem: S1: The water of Nescopeck Creek is the hardest water in the Stony Creek watershed , with a concentration of over 100 milligrams of dissolved minerals per litre .
S2: Stony Creek water is the hardest water in the Nescopeck Creek watershed , with a concentration of more than 100 milligrams of dissolved minerals per liter .

Do S1 & S2 convey the same information?

A: no

Problem: S1: For Mead , unlike John Dewey and J. J. Gibson , however , the key is not just human action , but social action .
S2: However , for Mead , unlike John Dewey and J. J. Gibson , the key is not simply human action , but rather social action .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: William William James was a close friend and correspondent of Pauline Goldmark .
S2: Pauline Goldmark was a close friend and correspondent of William James .

Do S1 & S2 convey the same information?

A:
no