YOU SAID:
The wall decided to absorb the rat corpse.
INTO JAPANESE
壁はラットの死体を吸収することにした。
BACK INTO ENGLISH
The wall was decided to absorb rat corpses.
INTO JAPANESE
壁はラットの死体を吸収するように決められた。
BACK INTO ENGLISH
The wall was decided to absorb rat corpses.
That didn't even make that much sense in English.