Problem: S1: Deutsche Bahn opened a new underground tunnel to the new Filderstadt railway station on 29 September 2001 .
S2: On 29 September 2001 , Deutsche Bahn opened a new tunnel to the new Filderstadt U-Bahn ( underground ) station .

Do S1 & S2 convey the same information?

A: no


Problem: S1: He served as the general counsel to both the Isthmian Canal Commission and later the Panama Railroad Company .
S2: He served as the General Counsel of the Isthmian Canal Commission and later the Panama Railroad Company .

Do S1 & S2 convey the same information?

A: yes


Problem: S1: The railway station was opened in 1865 and is located on the Paris - Bordeaux - Railway and Paris - Tours - Railway .
S2: The station was opened in 1865 and is located on the Paris -- Bordeaux railway and Paris -- Tours railway .

Do S1 & S2 convey the same information?

A:
yes