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

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

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