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

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

*GRAMMAR*
kiki -> PINK 
 zup -> GREEN 
 lug -> BLUE 
 dax -> PURPLE 
 u1 gazzer -> [u1] [u1] 
 x1 tufa x2 -> [x2] [x1] 
 u1 fep u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 