Problem: In September 2005 , Vertical Communications was acquired by Comdial .
Comdial was acquired by Vertical Communications in September 2005 .
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A: no

Problem: If '' f '' in Hardy has room '' H '' , then it is a factorization
If '' f '' has in Hardy space '' H '' , then it is a factorization
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A: yes

Problem: In 1949 , Arthur V. Watkins wrote to Utah - Senator Pabawena to report :
In 1949 , Pabawena wrote to Utah Senator Arthur V. Watkins to report :
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A:
no