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: 'be member of', Sentence: 'He has served as a member of the Board of Caroni Ltd and as Vice President of the Trinidad and Tobago Medical Association .'

A: member
****
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: 'attract community of', Sentence: 'LoopNet also attracts a large community of Elliott , MS commercial real estate professionals looking for Flex Space with more than 3 million members comprised of brokers , corporate executives , service providers , and more than 1.4 million buyers , tenants and other principals .'

A:
community
****