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

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

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