ما إعراب قرأت كتابي محمد ؟

The sentence “I read my book Muhammad” is analyzed as follows: “Qara’tu” is the past tense verb, “taa” is the connected pronoun indicating the subject, “kitaabi” is the accusative object with the sign of its case being “ya” due to being in dual form, and “Muhammad” is in genitive case with the sign of its case being a clear kasrah.