*SUPPORT*
IN: tufa OUT: PURPLE
IN: tufa kiki lug OUT: RED PURPLE
IN: zup gazzer zup OUT: GREEN GREEN GREEN GREEN
IN: tufa zup OUT: PURPLE GREEN
IN: tufa dax OUT: PURPLE YELLOW
IN: dax tufa tufa OUT: YELLOW PURPLE PURPLE
IN: tufa kiki lug kiki zup OUT: GREEN RED PURPLE
IN: zup lug kiki tufa OUT: PURPLE GREEN RED
IN: lug kiki tufa OUT: PURPLE RED
IN: tufa dax kiki tufa wif tufa kiki zup OUT: GREEN PURPLE PURPLE PURPLE YELLOW PURPLE PURPLE YELLOW
IN: dax dax kiki zup OUT: GREEN YELLOW YELLOW
IN: lug kiki dax OUT: YELLOW RED
IN: dax lug OUT: YELLOW RED
IN: tufa gazzer zup kiki lug OUT: RED GREEN PURPLE RED GREEN RED GREEN

*QUERY*
IN: lug OUT: RED
IN: zup wif lug OUT: RED GREEN GREEN
IN: dax OUT: YELLOW
IN: zup OUT: GREEN
IN: lug gazzer dax OUT: YELLOW RED YELLOW YELLOW
IN: dax kiki lug wif dax kiki lug OUT: RED YELLOW RED YELLOW RED YELLOW
IN: tufa wif lug gazzer zup OUT: GREEN RED GREEN GREEN PURPLE PURPLE
IN: tufa gazzer zup OUT: GREEN PURPLE GREEN GREEN
IN: lug zup gazzer lug kiki dax OUT: YELLOW RED RED GREEN RED RED
IN: lug zup lug kiki tufa OUT: PURPLE RED GREEN RED

*GRAMMAR*
tufa -> PURPLE 
 zup -> GREEN 
 lug -> RED 
 dax -> YELLOW 
 x1 wif x2 -> [x2] [x1] [x1] 
 u1 gazzer x1 -> [x1] [u1] [x1] [x1] 
 x1 kiki u1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 