cerr << "G " << G->data << " right: "<< G->right->data << " LOL" << endl;
	cerr << "R " << R->data << " left: " << R->left->data << " parent: "<<R->parent->data;
	if(NULL != R->right)
		cerr << " right: "<< R->right->data;
	cerr << " LOL"<<endl;
	cerr << "x " << x->data << " parent: " << x->parent->data ;
	if( NULL != x->right)
		cerr << " right: " << x->right->data << " right-parent: " << x->right->parent->data;
	cerr<< " LOL" <<endl;