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

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

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