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

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

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