 The war united him with another nephew of Henry and likewise a second cousin, Stephen of Blois.Ypres was besieged a month later on the 26 April by William Clito and Louis VI of France.After bitter fighting, the gates of Ypres were opened by the citizens, and William of Ypres was imprisoned along with his brother on 10 September.At Bruges there was an inquest into the death of Charles the Good.