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

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

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