{HEAD ~ The data lines} and the dummy data lines are extended in {TAIL ~ a second direction} intersecting the first direction 
extended in
{ HEAD ~ The data lines } and the dummy data lines are extended in { TAIL ~ a second direction } intersecting the first direction
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH