Usages of der Apfel
der Apfelsaft
the apple juice
den Apfel = direct object and accusative
den Apfel = indirect object and dative
den Apfel = indirect object and accusative
I give the apple. Ich gebe den Apfel.
der Frau = indirect object and dative
der Frau = direct object and accusative
den Apfel = indirect object and dative
I give the apple to the woman. Ich gebe den Apfel der Frau.
Emphasis is on the last word of the sentence.