# (dRF,dTR,dNO) N --------------- (0, 0, 0) 4 (1, 1, 2) 3 (2, 1, 4) 3 # dRF N --------------- 0 4 1 3 2 3 # dTR N --------------- 0 4 1 6 # dNO N --------------- 0 4 2 3 4 3