For example, marking of the first VP with the durative aspect marker zhe enforces a manner-or-instrument reading:  This is captured by complex antecedent constraints which relate aspectual relations of the daughters to the relation in the C-CONT feature of the mother.
the following constraint applies for 9 In this case, the reading is always a purpose reading: In order to establish coreference between the objects in the two VPs and to prevent the realization of the object in the second VP, we make use of the REALIZED feature.