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

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

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