*SUPPORT*
IN: fep fep lug fep OUT: YELLOW YELLOW YELLOW
IN: zup wif tufa fep fep OUT: RED YELLOW YELLOW PURPLE
IN: fep wif tufa OUT: RED YELLOW
IN: zup wif tufa wif tufa zup lug blicket OUT: RED BLUE PURPLE RED PURPLE
IN: fep fep OUT: YELLOW YELLOW
IN: tufa wif zup gazzer OUT: PURPLE PURPLE PURPLE PURPLE PURPLE RED
IN: blicket lug fep wif fep OUT: YELLOW YELLOW BLUE
IN: tufa zup zup zup OUT: RED PURPLE PURPLE PURPLE
IN: zup wif zup OUT: PURPLE PURPLE
IN: zup lug tufa wif blicket tufa OUT: BLUE RED RED PURPLE
IN: fep gazzer OUT: YELLOW YELLOW YELLOW YELLOW YELLOW
IN: blicket blicket lug zup OUT: BLUE PURPLE BLUE
IN: tufa blicket OUT: RED BLUE
IN: zup lug zup OUT: PURPLE PURPLE

*QUERY*
IN: fep OUT: YELLOW
IN: tufa wif zup wif tufa wif blicket OUT: BLUE RED PURPLE RED
IN: tufa fep wif tufa OUT: RED RED YELLOW
IN: blicket lug fep lug fep lug tufa fep OUT: RED YELLOW YELLOW YELLOW BLUE
IN: zup tufa OUT: PURPLE RED
IN: zup OUT: PURPLE
IN: zup fep wif tufa wif zup OUT: PURPLE PURPLE RED YELLOW
IN: blicket gazzer OUT: BLUE BLUE BLUE BLUE BLUE
IN: tufa OUT: RED
IN: blicket OUT: BLUE

*GRAMMAR*
zup -> PURPLE 
 fep -> YELLOW 
 blicket -> BLUE 
 tufa -> RED 
 u1 wif x1 -> [x1] [u1] 
 x1 gazzer -> [x1] [x1] [x1] [x1] [x1] 
 u1 lug x1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 