0.0000000000000000        0.0000000000000000
        0.5000000000000000        0.3000000000000000
        1.0000000000000000        0.0000000000000000
        0.7000000000000000        0.4000000000000000
        1.0000000000000000        0.6000000000000000
        0.6000000000000000        0.6000000000000000
        0.5000000000000000        1.0000000000000000
        0.4000000000000000        0.6000000000000000
        0.0000000000000000        0.6000000000000000
        0.3000000000000000        0.4000000000000000