{TAIL ~ Each panel} of {HEAD ~ flexible material} is heavier or more wind resistant than the one above it, thus requiring a higher wind necessary to unfurl it or extend it horizontally 
{ TAIL ~ Each panel } of { HEAD ~ flexible material } is heavier or more wind resistant than the one above it , thus requiring a higher wind necessary to unfurl it or extend it horizontally
TAIL TAIL TAIL TAIL TAIL TAIL OTH 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 OTH OTH OTH