FIG 9 is a diagram illustrating the progress counter 418 updated as a result of metadata processing for {HEAD ~ the example set} of {TAIL ~ constraints} shown in FIG 4C 
of
FIG 9 is a diagram illustrating the progress counter 418 updated as a result of metadata processing for { HEAD ~ the example set } of { TAIL ~ constraints } shown in FIG 4C
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH