name:top                                name:joy                            name:no control　　　　　　　　　　　name:pos
         age:40                                    age:33                                price:3.5＄                                age:8
         sex:men                                  sex:women                                                                        sex:men
        from:mitaka                              from:irodori                                                                       from:？


                                                    
　　　　　　　　　　　name:teketeke                             name:amanda                                           happy  birthday  cake
                         age:？                                       age:38
　　　　　　　　　　　from:teketeke                             from:disco


                                                                                 →３