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

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

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