Problem: S1: None of the Russian-Polish treaties concerning Kiev has ever been ratified .
S2: None of the Russian-Polish treaties concerning Kiev have ever been ratified .

Do S1 & S2 convey the same information?

OPTIONS:
- no
- yes

A: yes

Problem: S1: He became Professor of Inorganic Chemistry in 1891 and Professor of Analytical and General Chemistry in 1903 .
S2: He became professor of general and analytical chemistry in 1891 and professor of inorganic chemistry in 1903 .

Do S1 & S2 convey the same information?

OPTIONS:
- no
- yes

A: no

Problem: S1: Here is a list of schools in Harford County , Maryland.There are both public schools and parish schools listed , but independent schools are not included .
S2: Here is a list of schools in Harford County , Maryland . Both public schools and parochial schools are listed , but independent schools are not included .

Do S1 & S2 convey the same information?

OPTIONS:
- no
- yes

A:
yes