"Change The <anything>", NOL Vic Ceder 1992.

sdr> /program=Program.C4
C4
sdr> heads lead right
| 4B>  3G<  1B>  2G<
| 
| 4G>  3B<  1G>  2B<
sdr> change the quarter thru
|      4B<  1B<
| 
| 4G^  1Gv  3G^  2Gv
| 
|      3B>  2B>
sdr> /// XXX: should be able to do quarter thru from here
sdr> ///      once diamond adjustments are working.
sdr> /exit