--- /dev/null
+#!/bin/sh
+
+cat working/proper-names.lst \
+ | comm -23 - r/special/not-possessive \
+ | grep -v "'" \
+ | src/remove-plurals \
+ | cat - r/special/add-possessive \
+ | cat - `for d in l/add-possessive/*; do echo $d/*; done` \
+ | src/filter \
+ | sort | uniq > working/possessive-also.lst
+