1. '' Arrow '' was built by Walkers Limited in Maryborough , Queensland , commissioned on February 17 , 1968 and launched on July 3 , 1968 .
2. '' Arrow '' was built by Walkers Limited at Maryborough , Queensland , commissioned on 17 February 1968 , and launched on 3 July 1968 .
OPTIONS:
- no
- yes

yes

A same meaning or not problem: OPTIONS:
- no
- yes
The optical polarization results microscopically from quantum mechanical transitions between different states of the material system .
Microscopically , the optical polarization arises from quantum mechanical transitions between different states of the material system .
****
[A]: yes

Same meaning?
In 2008 , McMichael 's memoirs were published under the title '' LEADERSHIP : Achieving life - Success from within '' .
In 2008 , McMichael 's memoirs were published under the title '' LEADERSHIP : Achieving Life-Changing Success From Within '' .

OPTIONS:
- no
- yes

Answer: yes

Problem: S1: The river Zimbroaia is a tributary of the river Coana in Romania .
S2: The Zimbroaia River is a tributary of the Cosna River in Romania .

Do S1 & S2 convey the same information?

OPTIONS:
- no
- yes

A: yes

Problem: (1) In 2009 , Wizard canceled the event in Los Angeles and postponed the Texas Convention .
(2) In 2009 , Wizard canceled the event in Texas and postponed the Los Angeles Convention .

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

OPTIONS:
- no
- yes
A: no

Problem: (1) The accompanying music video for '' Slow '' was managed by Baillie Walsh and choreographed by Michael Rooney .
(2) The accompanying music video for '' Slow '' was directed by Baillie Walsh and choreographed by Michael Rooney .

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

OPTIONS:
- no
- yes
A:
yes