Problem: S1: In 2006 , Bozanga was appointed Chairman of the State Council by President Francois Bozize .
S2: In 2006 , Bozanga was appointed by President Francois Bozize the chairman of the Council of State .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: The Los Angeles County Department for Health Services operates the Torrance Health Center in Torrance , near Harbor Gateway , Los Angeles , and serves Rolling Hills .
S2: The Los Angeles County Department of Health Services operates the Torrance Health Center in Harbor Gateway , Los Angeles , near Torrance and serving Rolling Hills .

Do S1 & S2 convey the same information?

A: no

Problem: S1: His second wife was Anna Williams , the sister of his first wife .
S2: His first wife was Anna Williams , sister of his second wife .

Do S1 & S2 convey the same information?

A:
no