In the embodiments, a semiconductor wafer means a wafer before and after a dicing cut step is carried out provided that {HEAD ~ the wafer} has {TAIL ~ a contour} of its initial state 
has
In the embodiments , a semiconductor wafer means a wafer before and after a dicing cut step is carried out provided that { HEAD ~ the wafer } has { TAIL ~ a contour } of its initial state
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH