He met U.S. President, George W. Bush, in Washington and British Prime Minister, Tony Blair, in London.
Blair had never been in London
( z1 be-located-at :polarity - :ARG1 ( z2 person :name ( z3 name :op "Blair" ) ) :ARG2 ( z4 city :name ( z5 name :op "London" ) ) :time ( z6 ever ) )