Problem: S1: The advent of vocal percussion added new dimensions to the a cappella genre and has spread very widely in modern arrangements .
S2: The advent of vocal percussion added new dimensions to the a cappella genre and has become very prevalent in modern arrangements .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: It was spectroscopically confirmed as a T9 dwarf using the Gemini North telescope , also at Mauna Kea , and was imaged using IRAC on the Spitzer Space Telescope .
S2: It was confirmed spectroscopically as T9 - Dwarf using the Gemini - North telescope , also with Mauna Kea , and was pictured using IRAC on the Spitzer - Space telescope .

Do S1 & S2 convey the same information?

A: yes

Problem: S1: The work is dedicated to Gidon Kremer , Tatiana Grindenko and Saulius Sondeckis and is published by Sikorski .
S2: The work is dedicated to Gidon Kremer , Tatiana Grindenko and Saulius Sondeckis . It is published by Sikorski .

Do S1 & S2 convey the same information?

A:
yes