Sentence 1: Coxeter defines other groups with anti-unitary constructions , such as these three : the first was discovered and drawn by Peter McMullen in 1966 .
Sentence 2: Coxeter defines with other constructions anti-unitary groups , eg these three : the first was discovered and drawn by Peter McMullen in 1966 .

Do these two sentences convey the same information?

Available options:
a). no;
b). yes;
a).