The 500,000 eligible, Muslim voters are likely to reward Chancellor Gerhard Schroeder's Social Democrats (SPD) in the September 18 parliamentary election, for its anti-Iraq war position and pro-Muslim policies.
Chancellor Gerhard Schroeder is a prominent figure within Social Democratic Party (SPD).
The except is implicit that Gerhard Schroeder is a prominent figure within the SPD. I think the system has trouble understanding his inferred position.
( z1 figure :mod ( z2 prominent ) :location ( z3 political-party :name ( z4 name :op "Social" :op "Democratic" :op "Party" ) ) :domain ( z5 person :name ( z6 name :op "Gerhard" :op "Schroeder" ) :ARG0-of ( z7 have-org-role :ARG2 ( z8 chancellor ) ) ) )