*SUPPORT*
IN: fep dax fep kiki tufa OUT: RED YELLOW YELLOW
IN: lug OUT: GREEN
IN: fep lug OUT: YELLOW GREEN
IN: fep lug gazzer wif OUT: YELLOW PURPLE GREEN PURPLE GREEN PURPLE
IN: wif lug dax lug wif lug kiki tufa OUT: RED PURPLE GREEN GREEN PURPLE GREEN
IN: tufa gazzer tufa kiki fep OUT: YELLOW RED RED RED RED RED
IN: tufa dax fep kiki lug OUT: GREEN RED YELLOW
IN: fep gazzer wif kiki tufa OUT: RED PURPLE YELLOW PURPLE YELLOW PURPLE
IN: fep kiki lug OUT: GREEN YELLOW
IN: fep gazzer fep OUT: YELLOW YELLOW YELLOW YELLOW YELLOW
IN: fep gazzer lug kiki fep kiki tufa OUT: RED YELLOW GREEN YELLOW GREEN YELLOW GREEN
IN: tufa gazzer fep kiki lug OUT: GREEN YELLOW RED YELLOW RED YELLOW
IN: lug dax lug OUT: GREEN GREEN
IN: tufa fep dax fep gazzer lug OUT: RED YELLOW GREEN YELLOW GREEN YELLOW GREEN

*QUERY*
IN: fep gazzer tufa OUT: RED YELLOW RED YELLOW RED
IN: lug gazzer wif OUT: PURPLE GREEN PURPLE GREEN PURPLE
IN: wif dax fep OUT: PURPLE YELLOW
IN: tufa lug dax wif gazzer tufa OUT: RED GREEN RED PURPLE RED PURPLE RED
IN: wif lug tufa gazzer fep OUT: PURPLE GREEN YELLOW RED YELLOW RED YELLOW
IN: lug fep OUT: GREEN YELLOW
IN: wif kiki fep OUT: YELLOW PURPLE
IN: lug lug kiki lug kiki fep kiki fep OUT: YELLOW YELLOW GREEN GREEN GREEN
IN: lug dax lug dax lug gazzer tufa OUT: GREEN GREEN RED GREEN RED GREEN RED
IN: wif OUT: PURPLE

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