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: 'The first man to discover the fire was William Drummond son of Mr. and Mrs. John J. Drummond who occupied the house opposite the burned Bristol garage at the corner of C street and Marsh avenue .', Argument/Subject 1: 'john', Argument/Subject 2: 'william'
be son of

Sentence: 'The official name for Holland is The Kingdom of the Netherlands , or The Netherlands .', Argument/Subject 1: 'holland', Argument/Subject 2: 'netherland'
be name for

Sentence: 'Russia has strong religious and cultural ties with Serbia but Putin so far has not accepted Kostunica 's election .', Argument/Subject 1: 'russium', Argument/Subject 2: 'serbium'

have tie with