// Make a new Cell for ActionRetractFactCol52 columns
private DecoratedGridCellValueAdaptor< ? extends Comparable< ? >> derieveCellFromAction(ActionRetractFactCol52 col) {
//Drop down of possible patterns
PopupBoundPatternDropDownEditCell pudd = new PopupBoundPatternDropDownEditCell( eventBus,
isReadOnly );
BRLRuleModel rm = new BRLRuleModel( model );
pudd.setFactBindings( rm.getLHSBoundFacts() );
return new DecoratedGridCellValueAdaptor<String>( pudd,
eventBus );
}