The memory stores {TAIL ~ one or more groups} of data, {HEAD ~ each} containing bending conditions, a bend angle and at least one penetration depth 
The memory stores { TAIL ~ one or more groups } of data , { HEAD ~ each } containing bending conditions , a bend angle and at least one penetration depth
OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH