Problem: S1: The friendship between him and Duncan ended at a club meeting in 1951 , when they disagreed at an annual meeting , and Greaves reported that Duncan said :
S2: The friendship between him and Duncan ended in 1951 at a club meeting , when the two did not agree at an annual meeting , and Duncan reported that Greaves said :

Do S1 & S2 convey the same information?

OPTIONS:
- no
- yes

A: no

Problem: S1: North - Bolivian Quechua is a dialect of the southern Quechua language spoken in northern Bolivia on the Peruvian border as well as immigrants in Peru .
S2: North Bolivian Quechua is a dialect of the Southern Quechua language , spoken in northern Bolivia on the Peruvian border , as well as by immigrants in Peru .

Do S1 & S2 convey the same information?

OPTIONS:
- no
- yes

A: yes

Problem: S1: Kippi first appeared on '' Rechov Sumsum '' in 1983 , and he also appeared on '' Shalom Sesame '' , a bilingual 1986 Israel-US co-production .
S2: Kippi appeared for the first time in 1983 on '' Rechov Sumsum '' , and he also appeared on '' Shalom Sesame '' , a bilingual Israel-US - co-production from 1986 .

Do S1 & S2 convey the same information?

OPTIONS:
- no
- yes

A:
yes