Problem: S1: It is written by Yasir Nawaz and directed by Rida Bilal .
S2: It is written by Yasir Nawaz and led by Rida Bilal .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: He is a fellow of the ACM , the IEEE , the AAAS , and EATCS .
S2: He is a member of ACM , the IEEE , the AAAS and the EATCS .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: The Hopf theorem is a statement in differential topology , saying that the topological degree is the continuous homotopy invariant of only maps to spheres .
S2: The Hopf - Theorem is a statement in the differential topology which states that the topological degree is the only homotopy - invariant of continuous maps to spheres .

Do S1 & S2 convey the same information?

A:
no