#!/bin/sh

src/extract-possessive | sort | uniq         \
  | comm -23 - working/abbreviations.lst.pre \
  | cat - working/proper-names.lst           \
  | comm -23 - r/special/not-possessive      \
  | grep -v "'"                              \
  | src/remove-plurals                       \
  | sort | uniq > working/possessive.lst