YOU SAID:
I have two half brothers and i am the youngest sibling
INTO JAPANESE
私には2人の兄弟と1人の姉がいる。
BACK INTO ENGLISH
I have two brothers and a sister.
INTO JAPANESE
私には2人の兄弟と1人の姉がいる。
BACK INTO ENGLISH
I have two brothers and a sister.
That didn't even make that much sense in English.