mridangam:
    0:4     1       2       3       X       O       X       O       |
0:  on,D_.D N,dpn,d on,D_.D N,dpn,d on,D_.D N,dpn,d on,D_.D N,dpn,d
  > on,D_.D N,dpn,d on,D_.D N,d on,D_.D N,d on,D_.D N,d on,D_.D N,d
1:  on,D_.D N,dpkn,don,D_.D N,dpkn,don,D_.D N,dpkn,don,D_.D N,dpkn,d
  > on,D_.D N,dpkn,don,D_.D pkn,on,D_.D pkn,on,D_.D pkn,on,D_.D pkn,
    0:6   1     2     3     X     O     X     O     |
2:  on,D_.D N,d on,D_.D N,d pn,d_.d n,d pn,d_.d n,d
  > on,D_.D N,d on,D_.D N,d pn,d_.d n,d on,don,don,d