1. It has served as a forum for speakers ranging from Tennessee Williams , Pete Seeger and Phil Donahue to Henry James , William Butler Yeats and William Jennings Bryan .
2. It has served as a forum for speakers ranging from Henry James , William Butler Yeats and William Jennings Bryan to Tennessee Williams , to Pete Seeger and Phil Donahue .
OPTIONS:
- no
- yes

no

A same meaning or not problem: OPTIONS:
- no
- yes
A specification tree shows all the specifications of a hierarchical system under development in a technical order .
A specification tree shows all the specifications of a technical system in development in a hierarchical order .
****
[A]: no

Same meaning?
While prostitution in Canada is legal , most activities relating to prostitution are illegal .
While prostitution in Canada is illegal , most activities relating to prostitution are legal .

OPTIONS:
- no
- yes

Answer: no

Problem: S1: The crusher was operated by the Glen Alden Coal Company , a subsidiary of the Blue Coal Corporation .
S2: The breaker was operated by the Blue Coal Corporation , a subsidiary of the Glen Alden Coal Coal Company .

Do S1 & S2 convey the same information?

OPTIONS:
- no
- yes

A: no

Problem: (1) Silverlake Partners sold the company to Goldman Sachs in 2006 for $ 800 million .
(2) Goldman Sachs sold the company to Silverlake Partners for US $ 800 million in 2006 .

Do (1) and (2) mean the same thing?

OPTIONS:
- no
- yes
A: no

Problem: (1) This is a list of people on Zambia 's postage stamps and its predecessor Northern Rhodesia .
(2) This is list of people on postage stamps of Zambia and its predecessor Northern Rhodesia .

Do (1) and (2) mean the same thing?

OPTIONS:
- no
- yes
A:
yes