Problem: S1: Trained by Cesar Cielo , coach of the American swimmer Bob Bowman , at the University of Michigan , he is a childhood friend of Michael Phelps .
S2: Trained with Bob Bowman , the coach of the American swimmer Michael Phelps , at the University of Michigan , he is a childhood friend of Cesar Cielo .

Do S1 & S2 convey the same information?

OPTIONS:
- no
- yes

A: no

Problem: S1: Felipe Francisco Molina y Bedoya was a diplomat born in Guatemala from Costa Rica , the Chancellor of the Federal Republic of Central America .
S2: Felipe Francisco Molina y Bedoya was a diplomat from Guatemala , born in the city of Costa Rica . He became Chancellor of the Federal Republic of Central America .

Do S1 & S2 convey the same information?

OPTIONS:
- no
- yes

A: no

Problem: S1: NH electrification began on July 24 to New Rochelle , August 5 to Stamford and October 6 , 1907 the rest of the way to Port Chester .
S2: On 24 July the NH - electrification to New Rochelle began , on 5 August to Stamford and on 6 October 1907 the rest of the route to Port Chester .

Do S1 & S2 convey the same information?

OPTIONS:
- no
- yes

A:
yes