Given two noun phrases (arguments) and relationship between them, form a sentence that expresses theses arguments with the given relationship.

Relationship: 'be chairman of', Argument/Subject 1: 'carl levin', Argument/Subject 2: 'senate arm service committee'
In fact , the only Democrat to show up for this briefing was Senator Carl Levin , chairman of the Senate Armed Service Committee .

Relationship: 'be trademark of', Argument/Subject 1: 'adobe acrobat', Argument/Subject 2: 'adobe'
Adobe Acrobat is a trademark of Adobe Systems , Inc.

Relationship: 'be bear in', Argument/Subject 1: 'david', Argument/Subject 2: 'berkeley'

David Ross Brower was born in Berkeley , California on July 1 , 1912 .