Two weeks ago, China became the first nation to operate a maglev railway commercially, when officials inaugurated a 30-kilometer-long line between downtown Shanghai and the city's airport.
The railway is between downtown Shanghai and the city's airport. 
( z1 railway :location ( z2 between :op ( z3 downtown :part-of ( z4 city :name ( z5 name :op "Shanghai" ) ) ) :op ( z6 airport :poss z4 ) ) )