The two substrate boats, {HEAD ~ each} configured to hold a set of substrates, may be assembled in {TAIL ~ a way} that the two sets of substrates interleave with one another 
assembled in
The two substrate boats , { HEAD ~ each } configured to hold a set of substrates , may be assembled in { TAIL ~ a way } that the two sets of substrates interleave with one another
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH