Complex sentence: The Australian Cabinet follows the traditions of the British parliamentary cabinet system, in that the Cabinet is responsible to the parliament to make policy decisions, but Cabinet discussions are confidential and are not disclosed to the public apart from the announcement of decisions.
Split into simpler sentences: The Australian Cabinet follows the traditions of the British parliamentary cabinet system, in following the principle of cabinet collective responsibility. While the Cabinet is responsible to parliament for making policy decisions, Cabinet discussions are confidential and are not disclosed to the public apart from the announcement of decisions.