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{"x":4,"Nx":12,"y":2}
{"x":5,"Nx":15,"y":5}
{"x":6,"Nx":11,"y":7}
{"x":7,"Nx":15,"y":12}
{"x":8,"Nx":11,"y":10}
{"x":9,"Nx":16,"y":16}
{"x":10,"Nx":10,"y":9}