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

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

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