That prompted Clinton, wife Hillary Rodham Clinton and daughter Chelsea to spend a cold and dreary Saturday in Minsk.
Chelsea is Hillary's mother.
( z1 have-rel-role :ARG0 ( z2 person :name ( z3 name :op "Chelsea" ) ) :ARG1 ( z4 person :name ( z5 name :op "Hillary" ) ) :ARG2 ( z6 mother ) )