The second roll has {HEAD ~ a resilient surface} that engages the element to form {TAIL ~ a first nip therebetween} 
The second roll has { HEAD ~ a resilient surface } that engages the element to form { TAIL ~ a first nip therebetween }
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL