Problem: S1: Later Armstrong was thanked by Greg .
S2: Armstrong was later thanked by Greg .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: He followed his guru and came to Siddaganga , where he lived for some time in one of the caves of the Siddganga hill and then moved to Gubbi .
S2: He followed his guru and moved to Siddaganga , where he lived for some time in one of the caves of the Siddgang hills and then came to Gubbi .

Do S1 & S2 convey the same information?

A: no

Problem: S1: Hifikepunye Pohamba was succeeded as President of Namibia by Nujoma in 2005 .
S2: Hifikepunye Pohamba was replaced by Nujoma in 2005 as President of Namibia .

Do S1 & S2 convey the same information?

A:
yes