I use 3N 1 4 2 against ND too, it clusters the middle and still have advantage on the flanks. Never lost since I started using a 3N 1 4 2 against narrow diamond.
I use 3N 1 4 2 against ND too, it clusters the middle and still have advantage on the flanks. Never lost since I started using a 3N 1 4 2 against narrow diamond.