R 7 2

R 7 2R 7 2R 7 2R 7 2
R 7 2R 7 2R 7 2R 7 2R 7 2R 7 2R 7 2R 7 2
R 7 2R 7 2R 7 2R 7 2R 7 2R 7 2R 7 2R 7 2R 7 2R 7 2R 7 2R 7 2
R 7 2R 7 2R 7 2R 7 2R 7 2R 7 2R 7 2R 7 2R 7 2R 7 2R 7 2R 7 2R 7 2R 7 2R 7 2R 7 2
R 7 2R 7 2R 7 2R 7 2R 7 2R 7 2R 7 2R 7 2