The waiting job is one of {TAIL ~ the waiting jobs} stored by {HEAD ~ job storing portion} 156 which is to be transmitted to box management portion 157 
The waiting job is one of { TAIL ~ the waiting jobs } stored by { HEAD ~ job storing portion } 156 which is to be transmitted to box management portion 157
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH