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

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

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