Problem: S1: In January 1954 , Sadler 's Wells Ballet announced that Benjamin Britten was working with Cranko to create a ballet .
S2: In January 1954 , Sadler 's Wells Ballet announced that Benjamin Britten was collaborating with Cranko to create a ballet .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: In 2012 , for Italian progressive group Karnya , Francesca Naccarelli made some violins arrangements and the singer Claudio Nigris is guest in a song .
S2: In 2012 , for the Italian progressive group Karnya , Claudio Nigris made some violins - arrangements and the singer Francesca Naccarelli is guest in a song .

Do S1 & S2 convey the same information?

A: no

Problem: S1: She worked and lived in Germany ( Stuttgart and Berlin ) and in Vienna ( Austria ) .
S2: She worked and lived in Germany ( Stuttgart , Berlin ) and in Vienna ( Austria ) .

Do S1 & S2 convey the same information?

A:
yes