Problem: (1) He and his family moved from Colorado to Wyoming to Oregon until he was about 5 years old , when they settled in Silver Spring , Maryland .
(2) He and his family moved from Wyoming to Colorado to Oregon until he was around five years old when they settled in Silver Spring , Maryland .

Do (1) and (2) mean the same thing?
A: no

Problem: (1) In October 2001 , he defended his Ph.D. in Psychology at the Free University of Brussels on the theme of the human models of cognitive hypertext navigation .
(2) He defended his Ph.D. in Psychology from the Free University of Brussels in October 2001 on the subject of human models of cognitive hypertext navigation .

Do (1) and (2) mean the same thing?
A: yes

Problem: (1) Homalopoma subobsoletum is a species of small sea snail with calcareous opercula , a marine gastropod mollusk in the family Colloniidae .
(2) Homalopoma subobsoletum is a kind of calcareous sea snail with small opercula , a marine gastropod mollusk in the Colloniidae family .

Do (1) and (2) mean the same thing?
A: no

Problem: (1) Walter Hart ( or Walter Lyhert , died on 24 May 1472 ) was a medieval bishop of Norwich .
(2) Walter Lyhert ( or Walter Hart , died May 24 , 1472 ) was a medieval bishop of Norwich .

Do (1) and (2) mean the same thing?
A:
yes