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

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

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