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

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

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