Dataset {
    Float32 Y[Y = 73];
    Float32 X[X = 144];
    Float32 P[P = 16];
    Float32 T[T = 787];
    Grid {
     ARRAY:
        Float32 phi[T = 787][P = 16][Y = 73][X = 144];
     MAPS:
        Float32 T[T = 787];
        Float32 P[P = 16];
        Float32 Y[Y = 73];
        Float32 X[X = 144];
    } phi;
} phi;