For the purposes of this Act, a person commits an act of hostage - taking if the person:
(a) seizes or detains another person (in this section called the hostage ); and
(b) threatens to kill, to injure, or to continue to detain, the hostage;
with the intention of compelling:
(c) a legislative, executive or judicial institution in Australia or in a foreign country;
(d) an international intergovernmental organisation; or
(e) any other person (whether an individual or a body corporate) or group of persons;
to do, or abstain from doing, any act as an explicit or implicit condition for the release of the hostage.