Subdag External NodeA job_dagman_gt4727-lower.dag
Script Pre NodeA job_dagman_gt4727-nodeA-pre.pl

# We're not doing "subdag external" here because that would do
# "condor_submit -force ..." (we need to avoid the force).  (Could also
# do it with retries.)
Job NodeB job_dagman_gt4727-lower.dag.condor.sub
Script Pre NodeB job_dagman_gt4727-nodeB-pre.pl

Parent NodeA Child NodeB
