Problem: S1: Since its first broadcast in 1927 , BBC Radio has also presented a live racing commentary for the 59th time .
S2: BBC Radio also presented a live race commentary for the 59th time since its first broadcast in 1927 .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: In 1975 he moved to Odibo , and in 1977 returned to Windhoek .
S2: He moved to Odibo in 1975 , and in 1977 he returned to Windhoek .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: In 2000 , he gave Ruby Walsh and his son Ted Walsh a first Irish Grand National victory when he beat Foxchapel King by ten lengths .
S2: In 2000 he gave Ruby Walsh and his son Ted Walsh a first Irish Grand National victory when beating Foxchapel King by ten lengths .

Do S1 & S2 convey the same information?

A:
yes