Complex sentence: Within the geographic setting of Xieng Khouang, the jar sites may reflect a network of intercultural villages, whereby the locations of the jars are associated to long-distance overland routes which connect the Mekong basin and the Gulf of Tonkin System.
Split into simpler sentences: Within the geographic setting of Xieng Khouang the jar sites may reflect a network of intercultural villages. Whereby the location of the jars are associated to long-distance overland routes which connect the Mekong basin and the Gulf of Tonkin System.