Here are two sentences:

Frank Quattrone , the former Credit Suisse First Boston technology investment-banking guru , reportedly pleaded not guilty Tuesday to charges of obstruction of justice and witness tampering .

NEW YORK - ( Dow Jones ) - Former star investment banker Frank Quattrone pleaded not guilty Tuesday to criminal charges of obstruction of justice and witness tampering .
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yes

Here are two sentences:

The attack on the al-Rashid Hotel , during the visit of Deputy Defence Secretary Paul Wolfowitz underscores the nature of the problem .

The attack on the Rashid Hotel on Sunday , during the visit of the deputy secretary of defense , Paul D. Wolfowitz , underscores the nature of the problem .
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- yes

yes

Here are two sentences:

Wal-Mart , Kohl 's Corp. , Family Dollar Stores Inc . , and Big Lots Inc. were among the merchants posting May sales that fell below Wall Street 's modest expectations .

Wal- Mart , Kohl 's Corp. , Family Dollar Stores Inc . , and Big Lots Inc. posted May sales that fell below Wall Street 's modest expectations .
OPTIONS:
- no
- yes
yes