R80

    Array
(
    [0] => 1
    [1] => 4
    [2] => 121
    [3] => 112
    [4] => 1996
    [5] => 2110
)
Array
(
    [0] => 1
    [1] => 4
    [2] => 121
    [3] => 112
    [4] => 1996
    [5] => 2110
)
Array
(
    [0] => 1
    [1] => 4
)
Array
(
    [0] => 121
    [1] => 112
)