[["Dead Man's Plack", 'LOCATION', 'England'], ['England', 'ETHNIC_GROUPS', 'British Arabs'], ['England', 'CAPITAL', 'London'], ["Dead Man's Plack", 'DEDICATED_TO', 'Æthelwald, Ealdorman of East Anglia'], ["Dead Man's Plack", 'MATERIAL', 'Rock (geology)']]
The British Arabs are one of the ethnic groups to be found in _____, where the capital city is London. Also located in the country is Dead Man's Plack, a stone formation dedicated to Aethelwald, Ealdorman of East Anglia.