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

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

*GRAMMAR*
fep -> BLUE 
 gazzer -> YELLOW 
 lug -> RED 
 zup -> PURPLE 
 u1 wif x1 -> [x1] [x1] [u1] 
 x1 tufa x2 -> [x2] [x1] 
 x1 blicket -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 