Flap a swinging door' value $500 answer Jacqueline Kennedy Onassis round Double Jeopardy! Show_number 2947 category OXYGEN air_date 1997-05-27 question 'Congressman heard here it's a long-distance competition' value $2000 answer (Gabriel) Fallopius round Double Jeopardy! Show_number 5290 category STATES FREAK air_date 2001-10-29 question 'Sergei ran afoul of Stalin while making a comeback' value $1000 answer Water lilies round Jeopardy! Show_number 4582 category CORAL REEF LIFE air_date 2005-05-18 question 'AKA.