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

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

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