Chain n' Axe
Chieftain
answer. you turn on two of the lights and you wait for 2 minutes turn one off go up stairs the one this is lit is the one you left on, the one that is hot hot is the one you turned on and then turned off, and the one that is cold is the one u didn't turn on.

(Oh, and no one has to sufficate in such a cabin if it contains enough plants to turn the person's exhaled carbon dioxide back into oxygen.)