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

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

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