YOU SAID:

I like to eat kids while their parents are tied down in a seat in front of me

INTO JAPANESE

両親が私の前の席に拘束されている間、私は子供を食べるのが好きです

BACK INTO ENGLISH

I like to eat my kids while my parents are in my front seat

INTO JAPANESE

私の両親が私の前の席にいる間、私は私の子供を食べるのが好きです

BACK INTO ENGLISH

I like to eat my kids while my parents are in my front seat