If the program or process requesting access to the tainted data did have focus of {HEAD ~ the data} at {TAIL ~ the time} of input, then the process 200 proceeds to step 214 
If the program or process requesting access to the tainted data did have focus of { HEAD ~ the data } at { TAIL ~ the time } of input , then the process 200 proceeds to step 214
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH