<-1->               

                                            <-2->                                                            <-3->                                                            <-4->                                                            <-5->                                                            <-6->                                                            <-7->                                                            <-8>                                                            <-9->                                                            <-10->                                                            <-11->                                                            <-12->                                                            <-13->                                                            <-14->                                                            <-15->                                                            <-16->                                                            <-17->                                                            <-18>                                                            <-19->                                                            <-20->                                                            <-21->                                                            <-22->                                                            <-23->                                                            <-24->                                                            <-25->                                                            <-26->                                                            <-27->                                                            <-28->                                                            <-29->                                                            <-30->                                                            <-31->                                                            <-32->                                                            <-33->                                                            <-34->