YOU SAID:

the girl who had red shoes sat under the tree that was very tall

INTO JAPANESE

赤い靴を履いた女の子がとても背の高い木の下に座っていた

BACK INTO ENGLISH

A girl in red shoes was sitting under a very tall tree

INTO JAPANESE

赤い靴を履いた女の子がとても高い木の下に座っていました

BACK INTO ENGLISH

A girl in red shoes was sitting under a very tall tree