Complex sentence: While blue and white chequers denotes police across Australia (with the notable exception of the Australian Federal Police, which uses black and white chequers), other coloured chequered patterns may be used to denote other emergency services and particular usage varies from state to state.
Split into simpler sentences: While blue and white chequers denotes police across Australia (with the notable exception of the Australian Federal Police, which uses black and white chequers). Other coloured chequered patterns may be used to denote other emergency services and particular usage varies from state to state.