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

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

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