Separator
Submenu "Insert|s" "insert_math_context"
Separator
+ OptSubmenu "Rows & Columns| " "edit_tabular_features"
+ Separator
OptItem "Add Line Above|o" "tabular-feature add-hline-above"
OptItem "Add Line Below|B" "tabular-feature add-hline-below"
OptItem "Delete Line Above|v" "tabular-feature delete-hline-above"