YOU SAID:
my cat transformed into a mop after it sang in the bath
INTO JAPANESE
私の猫はバスで歌った後、モップに変身した
BACK INTO ENGLISH
My son sang on a bus and transformed into a mop
INTO JAPANESE
私の息子はバスで歌い、モップに変身した
BACK INTO ENGLISH
My son sang on the bus and turned into a mop
INTO JAPANESE
私の息子はバスで歌い、モップになった
BACK INTO ENGLISH
My son sang on the bus and became a mop
INTO JAPANESE
私の息子はバスで歌ってモップになった
BACK INTO ENGLISH
My son sang on the bus and turned into a mop
INTO JAPANESE
私の息子はバスで歌い、モップになった
BACK INTO ENGLISH
My son sang on the bus and became a mop
INTO JAPANESE
私の息子はバスで歌ってモップになった
it is unlikely that this phrase will ever reach equilibrium