Consequently, cooling the boat after PSG deposition tends to cause flaking of {TAIL ~ PSG} from {HEAD ~ the boat} 
Consequently , cooling the boat after PSG deposition tends to cause flaking of { TAIL ~ PSG } from { HEAD ~ the boat }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD