0 1507 24 1508
0 1551 24 1552
0 1595 24 1596
0 1639 24 1640
0 1684 8 1685
0 1728 8 1729
0 1772 8 1773
0 1816 8 1817
0 1860 8 1861
0 1904 8 1905