 Complete the following phrase:  Andersons maternal grandfather Trevor Bigham was the Deputy Commissioner of the Metropolitan Police from 1914 to 1931. One of Andersons grandmothers, Lady Frances OGorman, belonged to the Gaelic Mac Gormáin clan of County Clare and was the daughter of the Irish Home Rule MP Major Purcell OGorman. Major Purcell OGorman was in turn the son of Nicholas Purcell OGorman who had been involved with the Republican Society of United Irishmen during the 