If the same adposition is used as a marker for both object and dative, including such non-prototypic datives as projected recipient, then object occurs unmarked in some cases.
Standardized
IF the same adposition is used as a marker for both direct object and dative (indirect object, recipient, etc.), including such non-prototypical datives as projected recipient, THEN object occurs unmarked in some cases.
Keywords
direct object, indirect object, recipient, adposition