id: 222 yr ( 7, (0, 0, 7, 0)) (( 6.8, 7.0 ), ( 10.0, 8.0 ))
 +0---+----+----+----+----+----+0 
                             |
                             |
                             |
                             |
    +    +    +    +    +    +
                         2016 13 2017 |
                             |
                             |
                     20142012      |
    +    +    +    +    +    +
                             |
                            |
                             |
                             |
    +    +    +    +    +    +
                             |
                             |
              2015              |
                             |
    +    +    +    +    +    +
                             |
                             |
                             |
                             |
    +    +    +    +    +    +
                             |
                             |
                             |
  2011                          |
    +    +    +    +    +    +
 -25                            -23