YOU SAID:
My uncle has a daughter who is getting married soon
INTO JAPANESE
私の叔父にはもうすぐ結婚する娘がいます
BACK INTO ENGLISH
My uncle has a daughter who is about to get married
INTO JAPANESE
私の叔父には結婚しようとしている娘がいます
BACK INTO ENGLISH
My uncle has a daughter who is about to get married
Come on, you can do better than that.