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

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

*GRAMMAR*
lug -> BLUE 
 kiki -> PURPLE 
 dax -> GREEN 
 wif -> YELLOW 
 u1 tufa -> [u1] [u1] [u1] [u1] 
 x1 fep x2 -> [x2] [x1] 
 x1 zup -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 