Problem: S1: Brazil had signed a separate Loizaga -- Cotegipe Treaty with Paraguay now in 1872 and already did much to help Paraguay in its negotiations with Argentina .
S2: Brazil had signed a separate Loizaga - Cotegipe contract with Paraguay in 1872 and already did much to help Paraguay in its negotiations with Argentina .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: The 1953 Labour Party deputy leadership election took place on 29 October 1953 , after the current deputy leader Herbert Morrison was challenged by Aneurin Bevan .
S2: The 1953 Labour Party deputy leadership election took place on 29 October 1953 , after incumbent deputy leader Aneurin Bevan , was challenged by Herbert Morrison .

Do S1 & S2 convey the same information?

A: no

Problem: S1: Nick Jackson suffered a rib injury during his first game at the Toronto event and was drawn from his second match as well as from the New York City event .
S2: Nick Jackson suffered a rib injury during his first match at the Toronto event and was pulled from his second match as well as the New York City event .

Do S1 & S2 convey the same information?

A:
yes