sentences:  Though Drese's term was internationally acknowledged as a very successful one, he received criticism for aspects of his work, such as excessive expenditure on 'star' opera singers.In June 1988, just days after the acclaimed first night of "Pellèas et Mélisande", then Social Democratic culture minister Hilde Hawlicek met with Drese.She told him that his contract was not to be extended after 1991 and presented him his successors, Eberhard Wächter and Ioan Holender.