1 2 3 4 5 6 "ts","dur","part","b1","b2","b3","a1","a2","a3" 7 10,90,0,"A",10,100,"B",2,101 8 100,1,0,"B",90,200,"C",3,102 9 5,5,1,"A",10,100,"A",1,100 10 10,40,1,"A",10,100,"B",2,101 11 50,40,1,"B",90,200,"B",2,101 12 90,10,1,"C",1,300,"B",2,101 13 100,1,1,"C",1,300,"C",3,102 14
