-bool BicycleCar::GenPlotOpts::LEFT = false;
-bool BicycleCar::GenPlotOpts::RIGHT = false;
-bool BicycleCar::GenPlotOpts::REAR = false;
-bool BicycleCar::GenPlotOpts::FRONT = false;
-bool BicycleCar::GenPlotOpts::FRAME = false; // LEFT, RIGHT, REAR, FRONT
-bool BicycleCar::GenPlotOpts::ARROW = false;
-bool BicycleCar::GenPlotOpts::CROSS = false;
-bool BicycleCar::GenPlotOpts::CAR = false; // CROSS, ARROW, FRAME
-bool BicycleCar::GenPlotOpts::LEFT_MIRROR = false;
-bool BicycleCar::GenPlotOpts::RIGHT_MIRROR = false;
-bool BicycleCar::GenPlotOpts::MIRRORS = false; // RIGHT_MIRROR, LEFT_MIRROR
-bool BicycleCar::GenPlotOpts::ALL = true; // MIRRORS, CAR
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