zài / zhè / fèn / hé / tóng / zhōng / shuāng / fāng / míng / què / yuē / dìng / le / fáng / wū / de / zhàn / yǒu / quán / guī / shǔ在这份合同中,双方明确约定了房屋的占有权归属。The contract clearly specifies who holds the right to possess the property.