(match-all (header-contains "From" ${sender}))
(match-all (not (header-contains "From" ${sender})))
(match-all (or (header-contains "To" ${recipient}) (header-contains "Cc" ${recipient})))
(match-all (not (or (header-contains "To" ${recipient}) (header-contains "Cc" ${recipient}))))
(match-all (header-contains "Subject" ${subject}))
(match-all (not (header-contains "Subject" ${subject})))
(body-contains ${word})
(not (body-contains "Subject" ${word}))
(copy-to ${folder})
(forward-to ${address})
(delete)
(stop)
(set-colour ${colour})