Problem: S1: Mathematically , ligand efficiency ( LE ) can be defined as the ratio of non-hydrogen energy from gibbs ( I G ) to the number of free atoms in the connection .
S2: Mathematically , ligand efficiency ( LE ) can be defined as the ratio of Gibbs non-hydrogen energy ( G ) to the number of free atoms of the compound .

Do S1 & S2 convey the same information?

OPTIONS:
- no
- yes

A: yes

Problem: S1: Her regular guests included Canning and Castlereagh , John Russell , Sir Walter Scott , Lord Byron , Robert Peel , Theodore Hook , and Sydney Smith .
S2: Among her regular guests were Canning and Castlereagh , Byron , Sir Walter Scott , Lord John Russell , Sir Robert Peel , Theodore Hook and Sydney Smith .

Do S1 & S2 convey the same information?

OPTIONS:
- no
- yes

A: no

Problem: S1: The band did not perform any official final shows .
S2: The band did not perform official final shows .

Do S1 & S2 convey the same information?

OPTIONS:
- no
- yes

A:
yes