He voted to violate the budget cap 277 times. You know, there's a main stream in American politics and you sit right on the far left bank. As a matter of fact, your record is such that Ted Kennedy, your colleague, is the conservative senator from Massachusetts.
The person being discussed is a democrat. 
The person being a democrat is possible with the comment about the left bank, but they might just be a liberal republican. 
( z1 person :ARG0-of ( z2 have-org-role :ARG1 ( z3 political-party :name ( z4 name :op "Democrat" ) ) ) :ARG1-of ( z5 discuss ) )