TASK DEFINITION: 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.
PROBLEM: 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 .'

SOLUTION: invaded

PROBLEM: Given Relationship: 'convert to', Sentence: 'After it converts ATP to ADP , the level of the latter accumulates outside the cell and the purine can bind to a purine receptor called P2Y1 .'

SOLUTION: converts

PROBLEM: Given Relationship: 'be prescription for', Sentence: 'The active GENERIC VIAGRA is the exact same prescription pharmaceutical as Viagra .'

SOLUTION:
prescription