An image task manager in {HEAD ~ conjunction} with {TAIL ~ an engine manager} selectively s the RIPed pages to multiple print engines 
An image task manager in { HEAD ~ conjunction } with { TAIL ~ an engine manager } selectively s the RIPed pages to multiple print engines
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH