*SUPPORT*
IN: lug wif lug OUT: RED RED RED RED RED RED
IN: kiki tufa OUT: GREEN GREEN GREEN
IN: dax lug lug OUT: PURPLE RED RED
IN: dax zup blicket OUT: PURPLE BLUE PURPLE BLUE PURPLE BLUE PURPLE BLUE
IN: kiki blicket OUT: GREEN GREEN GREEN GREEN
IN: zup tufa OUT: BLUE BLUE BLUE
IN: lug zup tufa OUT: RED BLUE BLUE BLUE
IN: dax wif lug OUT: RED RED PURPLE RED RED RED
IN: lug kiki dax OUT: RED GREEN PURPLE
IN: lug lug tufa OUT: RED RED RED RED
IN: kiki zup kiki lug OUT: GREEN BLUE GREEN RED
IN: dax zup tufa OUT: PURPLE BLUE BLUE BLUE
IN: dax zup OUT: PURPLE BLUE
IN: dax tufa OUT: PURPLE PURPLE PURPLE

*QUERY*
IN: kiki wif dax OUT: PURPLE PURPLE GREEN PURPLE PURPLE PURPLE
IN: kiki dax wif kiki OUT: GREEN GREEN GREEN PURPLE GREEN GREEN GREEN
IN: dax kiki OUT: PURPLE GREEN
IN: lug OUT: RED
IN: lug blicket OUT: RED RED RED RED
IN: dax kiki blicket OUT: PURPLE GREEN PURPLE GREEN PURPLE GREEN PURPLE GREEN
IN: lug tufa OUT: RED RED RED
IN: kiki OUT: GREEN
IN: zup OUT: BLUE
IN: dax OUT: PURPLE

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