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

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

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