YOU SAID:
stepmother is yo mama but she is your step mom
INTO JAPANESE
継母はヨママですが、彼女はあなたの継母です
BACK INTO ENGLISH
Your stepmother is your mom, but she's your stepmother
INTO JAPANESE
あなたの継母はあなたのお母さんですが、彼女はあなたの継母です
BACK INTO ENGLISH
Your stepmother is your mom, but she's your stepmother
Well done, yes, well done!