Since '82 Federal Chancellor (elected by "constructive vote of no confidence" against former Chancellor Helmut Schmidt, Social Democratic Party (SPD); reelected 1983, 1987, 1991 and 1994). This makes Helmut Kohl the longest-serving chancellor of the Federal Republic, passing by Konrad Adenauer, the first chancellor, this October.
Chancellor Helmut Kohl was elected chancellor once only 
( z1 elect :ARG1 ( z2 person :name ( z3 name :op "Helmut" :op "Kohl" ) :ARG0-of ( z4 have-org-role :ARG2 ( z5 chancellor :ARG2-of z1 ) ) ) :mod ( z6 only :mod ( z7 once ) ) )