 We have to make sure that the situations or events quantified over have just one man and just one donkey in them, because definite descriptions have to be unique with respect to their resource situations. The minimality condition is a source of potential trouble, however (Reinhart 1986, Dekker 2004; von Fintel 2004a,b). When the antecedent of a conditional contains a mass noun, negative quantifiers, or certain kinds of modified quantifier phrases, quantification over minimal situations or events seems to yield unwelcome results or isn’t possible at all: