Given a sentence and two mentions from the text (arguments), indicate a phrase (a verb or noun phrase) that describes the relationship between the provided arguments.

Sentence: 'I am living with my family in Punjab state of India .', Argument/Subject 1: 'punjab', Argument/Subject 2: 'indium'
be state of

Sentence: 'Emerald is the birthstone for May and is known for being the 20th and 35th wedding anniversary gemstone .', Argument/Subject 1: 'emerald', Argument/Subject 2: 'may'
be birthstone of

Sentence: 'The Chair of the Regional Board is a member of the Executive Committee .', Argument/Subject 1: 'chair', Argument/Subject 2: 'board'

be member of