Problem: S1: However , there was only one scholarship awardee and Qian published two or three more articles than Li , so Qian was preferred .
S2: There was only one scholar , however , and Qian published two or three articles more than Li , so that Qian was preferred .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: The boat has a PHRF racing average handicap of 183 with a high of 198 and low of 180 .
S2: The boat has an average handicap of 183 with a high of 198 and a low of 180 .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: The tram line was built in 1913 and expanded in 1923 and abandoned in 1983 .
S2: The tram line was built in 1913 , abandoned in 1923 and expanded in 1983 .

Do S1 & S2 convey the same information?

A:
no