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

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

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