{HEAD ~ An IC socket} mounted on a test board while in use and having a semiconductor device with projection electrodes mounted on said IC socket for {TAIL ~ testing}, comprising: 
{ HEAD ~ An IC socket } mounted on a test board while in use and having a semiconductor device with projection electrodes mounted on said IC socket for { TAIL ~ testing } , comprising :
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH