[lemma=the] [tag=FW] [lemma=post] [lemma=□] □
[lemma=the] [tag=FW] [lemma=post] [lemma=facto] □
[lemma=the] [tag=FW] [lemma=post] [lemma=clause] □
[ 9 ] Such state action would violate the Ex Post Facto Clause ( as to criminals convicted prior to the enactment ) and the Double Jeopardy Clause .