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

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

*GRAMMAR*
gazzer -> YELLOW 
 kiki -> GREEN 
 zup -> BLUE 
 tufa -> PINK 
 x1 lug -> [x1] [x1] [x1] 
 u1 dax u2 -> [u2] [u1] 
 x1 fep -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 