What is the oldest structure within the Tower of London, built by William the Conqueror in 1086?
what is the oldest structure within the tower of london, built by william the conqueror in 1086
FreebaseQA-train-18694.P0 FreebaseQA-train-18694.P1
tower of london tower of london
tower of london tower of london
m.07nqn m.07nqn
architecture.building_complex.buildings_in_complex location.location.contains
m.0cqj91
white tower
m.0cqj91
white tower