Sentence 1: Mass-market pants and shirts and jackets are everywhere much the same, and suggest interchangeability; outstanding effects arise from interesting fabric or a terrific-looking wearer.

Sentence 2: Most shirts and jackets look the same.
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: It was not uncommon for seekers to be built, tested, and reworked seven or eight times before they were acceptable.

Sentence 2: Seekers were sometimes tested several times before they were accepted.
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: Employees' schedules are established, either through management designated work schedules or by mutual agreement between employees and management.

Sentence 2: Work schedules established by management were one of the ways in which employee schedules were set up.
Is this second sentence entailed by the first?

Answer:
yes