*SUPPORT*
IN: dax zup tufa fep OUT: GREEN GREEN YELLOW GREEN GREEN YELLOW
IN: lug kiki fep wif OUT: BLUE PINK BLUE PINK BLUE PINK BLUE PINK
IN: dax OUT: GREEN
IN: lug OUT: BLUE
IN: dax lug fep OUT: GREEN BLUE GREEN BLUE
IN: tufa zup kiki zup tufa OUT: YELLOW YELLOW PINK YELLOW YELLOW PINK YELLOW
IN: tufa OUT: YELLOW
IN: lug wif OUT: BLUE BLUE
IN: kiki OUT: PINK
IN: dax wif OUT: GREEN GREEN
IN: lug kiki kiki zup tufa OUT: BLUE PINK PINK BLUE PINK PINK YELLOW
IN: dax lug wif fep OUT: GREEN BLUE GREEN BLUE GREEN BLUE GREEN BLUE
IN: dax fep OUT: GREEN GREEN
IN: dax kiki wif fep OUT: GREEN PINK GREEN PINK GREEN PINK GREEN PINK

*QUERY*
IN: lug fep zup dax OUT: BLUE BLUE BLUE BLUE GREEN
IN: lug dax wif OUT: BLUE GREEN BLUE GREEN
IN: tufa fep OUT: YELLOW YELLOW
IN: kiki dax fep OUT: PINK GREEN PINK GREEN
IN: dax fep fep OUT: GREEN GREEN GREEN GREEN
IN: tufa zup lug fep OUT: YELLOW YELLOW BLUE YELLOW YELLOW BLUE
IN: lug zup kiki OUT: BLUE BLUE PINK
IN: kiki fep OUT: PINK PINK
IN: lug kiki OUT: BLUE PINK
IN: kiki fep zup tufa OUT: PINK PINK PINK PINK YELLOW

*GRAMMAR*
tufa -> YELLOW 
 dax -> GREEN 
 lug -> BLUE 
 kiki -> PINK 
 x1 wif -> [x1] [x1] 
 x1 fep -> [x1] [x1] 
 x1 zup u1 -> [x1] [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 