YOU SAID:
i wanna run a mountain to the mountain and a tree
INTO JAPANESE
私は山と木に山を走りたいです
BACK INTO ENGLISH
I want to run a mountain on a mountain and a tree
INTO JAPANESE
山と木の上に山を走りたい
BACK INTO ENGLISH
I want to run a mountain on a mountain and a tree
You've done this before, haven't you.