The first and second yarns are knitted in {TAIL ~ a manner} to form {HEAD ~ crossover points} therebetween 
The first and second yarns are knitted in { TAIL ~ a manner } to form { HEAD ~ crossover points } therebetween
OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH