Problem: (1) Although Fresnel did not know that light waves are electromagnetic , he managed to construct the first coherent light theory in the world .
(2) Although Fresnel did not know that electromagnetic waves are light , he managed to construct the world 's first coherent theory of light .

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

Problem: (1) It is located adjacent to the hamlet of Hickstead , to the west of Burgess Hill and next to the main A23 road from London to Brighton .
(2) It is situated next to the hamlet of Hickstead , west of Burgess Hill and adjacent to the main road A23 from London to Brighton .

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

Problem: (1) Finally in 2002 the name of Mersin was replaced with that of Icel .
(2) In 2002 , the name of Icel was finally replaced by that of Mersin .

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

Problem: (1) The office was moved to Delhi Mills and renamed in February 1871 , though the Scio office was re-established in September 1871 .
(2) The office was moved to Delhi Mills and reconstructed in February 1871 , although the Scio office was renamed in September 1871 .

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