In 1596 the Polish king decided to move the capital from Krakow to Warsaw, making Warsaw the most important city in Poland.
The Polish people moved the capital from Krakow to Warsaw. 
( z1 move :ARG0 ( z2 person :mod ( z3 country :name ( z4 name :op "Poland" ) ) ) :ARG1 ( z5 city :ARG0-of ( z6 have-org-role :ARG2 ( z7 capital ) ) ) :ARG2 ( z8 city :name ( z9 name :op "Warsaw" ) ) :source ( z10 city :name ( z11 name :op "Krakow" ) ) )