Problem: S1: Rafael Nadal won 6 -- 3 , 7 -- 6 against Andrei Pavel , Alexander Waske and Bartolome Salva - Vidal in the final .
S2: Rafael Nadal won in the final 6 -- 3 , 7 -- 6 , against Andrei Pavel , Alexander Waske and Bartolome Salva-Vidal .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: Viviano Codazzi was an important contemporary artist of the genre , whose work was influenced by Alessandro Salucci .
S2: Alessandro Salucci was an important contemporary practitioner in the genre , whose work was influenced by Viviano Codazzi .

Do S1 & S2 convey the same information?

A: no

Problem: S1: The Furu River is a tributary of the River Jiul de Vest in Romania .
S2: The Jiul de Vest River is a tributary of the Furu River in Romania .

Do S1 & S2 convey the same information?

A:
no