Trying to solve this question

A locked Dooor ???

Fred and bob are alive and john is dead

because john said i wish Fred and Bob are dead means john is alive

And bob said i wish the word alive means dead

so Fred and bob are alive and john is dead
as the word alive now means dead and dead now means alive

He wanted to get out on fifth station

A red boat
A red fish
A red swimming robot
😉

Heart
Answer –

last three letters – xxart
middle three letters – xearx + xxart = xeart
first two letters – hexxx + xeart = heart
first four letters – hearx + heart = heart

Heart is found in us
Thus answer is Heart