Dataset {
    Int32 P[P = 12];
    Float32 X[X = 144];
    Grid {
     ARRAY:
        Float64 CBTW[P = 12][X = 144];
     MAPS:
        Int32 P[P = 12];
        Float32 X[X = 144];
    } CBTW;
} CBTW;