Problem: S1: The main coach of the aviators was Carl Carl Caldwell , and the general manager was Mike McCoy .
S2: Mike McCoy was the coach of the Aviators and Carl Caldwell was the General Manager .

Do S1 & S2 convey the same information?

A: no

Problem: S1: A closely related formulation of the classical mechanics is Hamiltonian mechanics .
S2: A closely related formulation of classical mechanics is Hamiltonian mechanics .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: This short film was written by PJ Liguori , Sophie Newton , Jamie Swarbrick and Louis Grant .
S2: This short film was created by Jamie Swarbrick , Sophie Newton , PJ Liguori , and Louis Grant .

Do S1 & S2 convey the same information?

A:
yes