 13              
                            
                                        3D ture
                            
                                        13              
                            
                                        3D ture
                            
                     
                                                 20              
                            
                                        3D ture
                            
                                        20              
                            
                                        3D ture
                            
                     
                                                 20
                            
                                        20              
                            
                            
                     
                                                 19
                            
                                        19              
                            
                            
                     
                                                 16              
                            
                                        3D ture
                            
                                        16              
                            
                                        3D ture
                            
                     
                                                 3
                            
                                        3               
                            
                            
                    