Complex sentence: Around 2009, Kraft contracted with the Kashrut Authority in New South Wales for their kashrut supervision services, and by 2010, all jars and tubes of ordinary Vegemite were labelled with the authority's stamp.
Split into simpler sentences: Around 2009, Kraft contracted with the Kashrut Authority in New South Wales for their kashrut supervision services. By 2010, all jars and tubes of ordinary Vegemite were labelled with the authority's stamp.