Problem: S1: Maria Rosario Santos y Navarro was born the second of six children of Winifredo Santos , a physician , and Nora Navarro .
S2: Nora Navarro was born as the second of six children of Winifredo Santos , a doctor , and Maria Rosario Santos y Navarro .

Do S1 & S2 convey the same information?

A: no

Problem: S1: The Flushing Line was opened on 21 April 1917 from 40th Street to Queensboro Plaza -- Corona Plaza , with a local station on 103rd Street .
S2: The Flushing Line was opened from Queensboro Plaza to 103rd Street -- Corona Plaza on April 21 , 1917 , with a local station at 40th Street .

Do S1 & S2 convey the same information?

A: no

Problem: S1: An NMI was triggered in the original IBM - PC when a parity error was detected in the system memory or reported by an external device .
S2: In the original IBM PC , an NMI was triggered if a parity error was detected in system memory , or reported by an external device .

Do S1 & S2 convey the same information?

A:
yes