2015 geo.media ( E.90 ) ( 1, (0, 0, 0, 1)) (( 0.0, 0.0 ), ( 1.3, 0.7 ))
 +2                  +0 
                   |
  E                |
                   |
    +    +    +    +
                   |
                   |
                   |
                   |
    +    +    +    +
                   |
                   |
                   |
                   |
    +    +    +    +
                   |
                   |
                   |
                   |
 0---+----+----+-----1