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

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

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