Sentence 1: 1960-The world 's first laser was developed by Russian scientists Nikolay Basov and Alexander Prokhorov , and American scientist Charles H. Townes .
Sentence 2: The world 's first laser was developed in 1960 by the American scientists Nikolay Basov and Alexander Prokhorov and the Russian scientist Charles H. Townes .

Do these two sentences convey the same information?

Options are:
+ no
+ yes
no