Problem: S1: A quantum fluid refers to each system that shows quantum mechanical effects at the macroscopic level , such as superfluids , superconductors , ultracold atoms , etc .
S2: A quantum fluid refers to any system that exhibits quantum mechanical effects at the macroscopic level such as superfluids , superconductors , ultracold atoms , etc .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: The government of the town of Rongcheng is located in Qingyang County .
S2: The government of Rongcheng Town is located in Qingyang County .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: Guido Reni , also known as the Marchino di Marco Bandinelli , was an Italian baroque painter .
S2: Marco Bandinelli , also known as Marchino di Guido Reni , was an Italian painter of the Baroque period .

Do S1 & S2 convey the same information?

A:
no