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

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

*GRAMMAR*
wif -> BLUE 
 blicket -> PURPLE 
 lug -> YELLOW 
 gazzer -> RED 
 u1 fep x1 -> [u1] [x1] 
 x1 kiki u1 -> [u1] [u1] [x1] 
 u1 zup u2 -> [u1] [u2] [u2] 
 u1 x1 -> [u1] [x1] 
 