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

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

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