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

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

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