3 cat working/all.lst | grep "^[A-Z]" \
4 | comm -23 - working/abbreviations.lst.pre \
5 | cat - l/proper-names/* \
6 | src/add-other-spellings \
7 | src/find-ss working/all.lst \
8 | sed "s/^\(.*\)'s\$/\1/" \
11 | comm -23 - working/known-upper.lst \
12 | sed "s/^\(.*\)/\1 \1's/" \
15 > working/proper-names.lst