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

Do S1 & S2 convey the same information?

A: no

Problem: S1: Blackedge was collaborating with Brad Nessler and Sideline Reporter Erin Andrews for the 2009 season , while Patrick collaborated with Craig James and Sideline Reporter Heather Cox .
S2: Blackedge was teamed with Craig James and sideline reporter Brad Nessler for the 2009 season , while Patrick is teamed with Heather Cox and sideline reporter Erin Andrews .

Do S1 & S2 convey the same information?

A: no

Problem: S1: Irfon defines the northern border of the Builth Wells area between Llanwrtyd Wells and Mynydd Epynt .
S2: The Irfon defines the northern limit of the Builth Wells area between Llanwrtyd Wells and Mynydd Epynt .

Do S1 & S2 convey the same information?

A:
yes