A Republican analyst says Democrats would have the advantage in four of six of Oregon’s congressional districts under a newly drawn redistricting plan which is already the subject of a lawsuit by the state’s Republicans. “That handicap was based on voter distribution in the state and the results of previous statewide elections,” said Republican political strategist Reagan Knopp. Republicans routinely receive more than 40 percent of the vote in Oregon and its past three Democrat governors have garnered less than 52 percent, he said. President Joe Biden received 56 percent support in the 2020 presidential elections. But under the current map, Congressional representation could be 83 percent Democrat. Oregon Republicans filed suit in state court to block newly drawn Congressional boundaries that they allege are “clear, egregious, partisan gerrymandering” and violate the state’s Constitution. The outcome of the Oct. 11 suit could have implications for control of the U.S. House …