Complex sentence: In 2012, Sauvage began working with iconic London landmark Café Royal to create a "Working Wardrobe" to be launched in conjunction with the hotel's highly anticipated reopening.
Split into simpler sentences: In 2012, Sauvage began working with London's iconic Café Royal. Together they created an A. Sauvage "Working Wardrobe", which was launched in conjunction with the hotel's highly anticipated reopening.