*SUPPORT*
IN: lug wif OUT: BLUE PINK
IN: lug OUT: BLUE
IN: fep fep gazzer dax wif dax wif OUT: PURPLE PURPLE PURPLE PURPLE PINK PINK
IN: kiki gazzer OUT: GREEN GREEN GREEN
IN: fep tufa wif dax wif OUT: PINK PURPLE PINK PINK
IN: wif gazzer OUT: PINK PINK PINK
IN: lug fep lug OUT: BLUE PURPLE BLUE
IN: lug tufa kiki OUT: GREEN BLUE GREEN
IN: kiki OUT: GREEN
IN: lug dax wif dax wif OUT: BLUE PINK PINK
IN: lug wif dax wif OUT: BLUE PINK PINK
IN: kiki lug fep dax wif dax lug OUT: GREEN BLUE PURPLE PINK BLUE
IN: wif OUT: PINK
IN: fep wif OUT: PURPLE PINK

*QUERY*
IN: fep tufa kiki OUT: GREEN PURPLE GREEN
IN: lug lug gazzer dax lug dax wif OUT: BLUE BLUE BLUE BLUE BLUE PINK
IN: fep tufa lug OUT: BLUE PURPLE BLUE
IN: wif fep OUT: PINK PURPLE
IN: wif tufa wif OUT: PINK PINK PINK
IN: lug tufa kiki dax kiki OUT: GREEN BLUE GREEN GREEN
IN: kiki kiki kiki dax wif dax wif OUT: GREEN GREEN GREEN PINK PINK
IN: kiki wif lug tufa kiki dax fep OUT: GREEN PINK GREEN BLUE GREEN PURPLE
IN: wif dax wif dax wif OUT: PINK PINK PINK
IN: lug tufa fep OUT: PURPLE BLUE PURPLE

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