The second laminate is provided over the first laminate and includes {HEAD ~ a second interlayer dielectric film} having {TAIL ~ a mechanical strength} higher than that of the first mechanical strength 
having
The second laminate is provided over the first laminate and includes { HEAD ~ a second interlayer dielectric film } having { TAIL ~ a mechanical strength } higher than that of the first mechanical strength
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH