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

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

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