Problem: (1) This scene was rewritten , although its opening recitative in cut form was present in the first production .
(2) This scene was rewritten , although its opening - recitative in cut form was already present in the first production .

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

Problem: (1) The equivalence classes of convex ensembles therefore have the structure of a statistical amount under certain conditions .
(2) Under certain conditions therefore , equivalence classes of convex ensembles have the structure of a statistical set .

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

Problem: (1) His brother Giovanni Ludovico Bianconi was a neoclassical doctor , art historian and bookseller who was a close friend of Winckelmann .
(2) His brother Winckelmann , was a neoclassical doctor , art historian , and antiquarian , who was a close friend of Giovanni Ludovico Bianconi .

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

Problem: (1) After a while Wang Di left the band and was replaced in August 2008 by Miao Yu Jia .
(2) After a while , Wang Di left the band and was replaced by Miao Yu Jia in August 2008 .

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