hs4 0 1 color=red hs4 1 2 color=red hs4 2 3 color=black hs4 3 4 color=red hs4 4 5 color=red hs4 5 6 color=black hs4 6 7 color=red hs4 7 8 color=red hs4 8 9 color=red hs4 9 10 color=red hs4 10 11 color=red hs4 11 12 color=black hs4 12 13 color=red hs4 13 14 color=red hs4 14 15 color=red hs4 15 16 color=red hs4 16 17 color=red hs4 17 18 color=red hs4 18 19 color=black hs4 19 20 color=red hs4 20 21 color=red hs4 21 22 color=black hs4 22 23 color=red hs4 23 24 color=red hs4 24 25 color=black hs4 25 26 color=red hs4 26 27 color=red hs4 27 28 color=black hs4 28 29 color=red hs4 29 30 color=red