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int32 t_id = 1
oneof row
bool null_row = 2
uint32 value_row = 3
oneof col
bool null_col = 4
uint32 value_col = 5
oneof b_color
bool null_b_color = 6
int32 value_b_color = 7
oneof f_color
bool null_f_color = 8
int32 value_f_color = 9
oneof sel_b_color
bool null_sel_b_color = 10
int32 value_sel_b_color = 11
oneof sel_f_color
bool null_sel_f_color = 12
int32 value_sel_f_color = 13