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

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

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