Problem: S1: Ratcliffe 's son was the scientist Francis Ratcliffe , and one of his two daughters married the neurophysiologist W. Grey Walter . Nicholas Walter was his grandson .
S2: The son of Ratcliffe married the scientist W. Grey Walter , and one of his two daughters was neurophysiologist Nicholas Walter , Francis Ratcliffe was his grandson .

Do S1 & S2 convey the same information?

A: no

Problem: S1: The ending is happy , see the historical article for the main details of Lipizzaner .
S2: The ending is happy ; see the Lipizzaner main article for the historical details .

Do S1 & S2 convey the same information?

A: no

Problem: S1: Farrow himself goes between two different appearances , one in a black suit and another in a black jacket with a red undercoat that features crosses on it .
S2: Farrow himself goes between two different appearances , one in a black suit and another in a red jacket with a black undercoat that wears crosses .

Do S1 & S2 convey the same information?

A:
no