A same meaning or not problem: OPTIONS:
- no
- yes
In 2000 , Tandy Corporation became officially RadioShack Corporation .
In 2000 , the RadioShack Corporation became officially the Tandy Corporation .
****
[A]: no

Same meaning?
Higashiura is located in the northern tip of the Chita peninsula in the southern prefecture of Aichi .
Higashiura is located in the northern tip of Chita Peninsula in southern Aichi Prefecture .

OPTIONS:
- no
- yes

Answer: yes

Problem: S1: Victoria S. Bull ( '' Vicki '' ) was introduced as Victor 's sister in 2001 , but has not been seen for many years .
S2: Victoria S. Bull ( '' Victor '' ) was introduced in 2001 as Vicki 's sister , but has been unseen for many years .

Do S1 & S2 convey the same information?

OPTIONS:
- no
- yes

A: no

Problem: (1) On the first day both bands recorded music , and the second day was dedicated to vocals and mixing .
(2) On the first day both bands recorded music , and the second day was dedicated to singing and mixing .

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

OPTIONS:
- no
- yes
A: yes

Please check if these have the same meaning.
The Carlibaba - River is a tributary of the River Tatarca in Romania .
The Carlibaba River is a tributary of the Tatarca River in Romania .
OPTIONS:
- no
- yes
Answer: yes

A same meaning or not problem: OPTIONS:
- no
- yes
It was the last edition in which the cyclists participated in national teams ; from 1969 on , commercial teams were used .
It was the last edition in which cyclists participated in commercial teams from 1969 onwards and were used on national teams .
****
[A]:
no