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

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

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