(129, 128, 2, 'S')
(129, 130, 2, 'R')
(131, 130, 2, 'S')
(131, 132, 2, 'R')
(133, 132, 2, 'S')
(133, 134, 2, 'R')
(135, 134, 2, 'S')
(135, 136, 2, 'R')
(136, 137, 2, 'S')
