YOU SAID:

i got the horses in the back horse tack is attached

INTO JAPANESE

私は後ろの馬にタックが付いている

BACK INTO ENGLISH

I have a tack on the back horse

INTO JAPANESE

私は裏馬を狙っている

BACK INTO ENGLISH

I am aiming for the back horse

INTO JAPANESE

私は裏馬を目指しています

BACK INTO ENGLISH

I aim for the back horse

INTO JAPANESE

バックホースを目指す

BACK INTO ENGLISH

Aim for the back hose

INTO JAPANESE

バックホースを狙う

BACK INTO ENGLISH

Aim for the back hose