Complex sentence: The Bunda Cliffs are part of a larger scarp of the Eucla Basin that spreads from the western part of South Australia across to the south eastern corner of Western Australia, They form part of the longest uninterrupted line of sea cliffs in the world.
Split into simpler sentences: The Bunda Cliffs are part of a larger scarp of the Eucla Basin that spreads from the western part of South Australia across to the south eastern corner of Western Australia. As a geographical feature, they form part of the longest uninterrupted line of sea cliffs in the world.