Problem: S1: In terms of internal relations , the Sami languages are divided into two groups : western and eastern .
S2: In terms of internal relationships , the Sami languages are divided into two groups : western and eastern .

Do S1 & S2 convey the same information?

OPTIONS:
- no
- yes

A: yes

Problem: S1: The Borcut River was a tributary of the Colnici River in Romania .
S2: The Colnici River is a tributary of the Borcut River in Romania .

Do S1 & S2 convey the same information?

OPTIONS:
- no
- yes

A: no

Problem: S1: This order is higher than the Doorkeeper ( now largely obsolete ) and lower than the subdeacon .
S2: This order is lower than the Doorkeeper ( largely obsolete now ) and higher than the Subdeacon .

Do S1 & S2 convey the same information?

OPTIONS:
- no
- yes

A:
no