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

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

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