Problem: Context: Earlier this year, 78 local, state and federal agencies took part in a chemical attack drill, called Rotunda Thunda, at the Las Vegas Convention Center and the Strip.
A chemical attack took place at the Las Vegas Convention Center and the Strip.
A: no

Problem: Context: Shares of Salesforce closed Wednesday at $17.20, more than 50% above their offering price.
Salesforce shares were more than 50% above their offering price of $17.20.
A: no

Problem: Context: Consumers who take any of the contaminated pills could suffer minor stomach discomfort or possible cuts to the mouth and throat, the FDA said, adding that the risk of serious injury was remote.
Contaminated pills could cause minor stomach discomfort or possible cuts to the mouth and throat.
A: yes

Problem: Context: Only a week after it had no comment on upping the storage capacity of its Hotmail e-mail service, Microsoft early Thursday announced it was boosting the allowance to 250MB to follow similar moves by rivals such as Google, Yahoo, and Lycos.
Microsoft's Hotmail has raised its storage capacity to 250MB.
A:
yes