From the given sentence, extract the phrase (often noun or verb) that carries the given relationship. The generated phrase should be present in the sentence.

[Q]: Given Relationship: 'invade', Sentence: 'When Saddam Hussein invaded Kuwait and the US-led international coalition quickly and soundly defeated the Iraqi military , sending them back to Iraq , Bush decided not to pursue them into Iraq , reasoning that our military could find itself stuck in a quagmire much like Vietnam .'
[A]: invaded


[Q]: Given Relationship: 'open', Sentence: 'Registration will open on February 1st , 2009 at 00:01 MA time and will close on February 10th , 2009 at 23 :59 MA time .'
[A]: open


[Q]: Given Relationship: 'present to', Sentence: 'Paper presented to the 5th International Conference on Competition and Ownership in Passenger Transport , Leeds , England , May 28,1997 .'
[A]:
presented