Four Pinocchios for Obama’s claim that Republicans have ‘filibustered about 500 pieces of legislation’

Four Pinocchios for Obama’s claim that Republicans have ‘filibustered about 500 pieces of legislation’:
"In addressing a dinner of the Democratic Congressional Campaign Committee in Los Angeles, President Obama made a rather striking claim — that Senate Republicans have filibustered “500 pieces of legislation that would help the middle class.”
Regular readers knows that The Fact Checker has objected to the way that Senate Democrats tally these figures, but the president’s claim makes little sense no matter how you do the numbers."