Problem: S1: Abdullah Orkun KAYA is currently President of the Board of Directors and Mohammad Hariri is the CEO of the TTNET .
S2: Currently , Abdullah Orkun KAYA is Chairman of the Board of Directors and Mohammad Hariri is the CEO of the TTNET .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: It borders with the federal hikes of Fort Saskatchewan , Edmonton Griesbach , Edmonton Centre -- Sherwood Park , Edmonton Mill Woods and Edmonton Riverbend .
S2: It borders on the federal ridings of Fort Saskatchewan , Edmonton Griesbach , Edmonton Centre -- Sherwood Park , Edmonton Mill Woods and Edmonton Riverbend .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: Katharina Knie is a German musical by Mischa Spoliansky with a libretto by Robert Gilbert composed .
S2: Katharina Knie is a German musical composed by Robert Gilbert with a libretto by Mischa Spoliansky .

Do S1 & S2 convey the same information?

A:
no