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

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

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