Problem: S1: Hasegawa 's research also includes the political and social history of the Russian Revolution of 1917 and Soviet -- Japanese relations .
S2: Hasegawa 's research also includes the Japanese history of the Russian Revolution of 1917 and Soviet -- political and social relationships .

Do S1 & S2 convey the same information?

A: no

Problem: S1: Former State Road 52 segments have included Roth Lane , Saint Leo , North 21st Street and Lock Street in Dade City .
S2: Former segments of State Road 52 , have included Roth Lane , in Saint Leo , and North 21st Street and Lock Street in Dade City .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: The band did not perform any official final shows .
S2: The band did not perform official final shows .

Do S1 & S2 convey the same information?

A:
yes