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

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

*GRAMMAR*
kiki -> YELLOW 
 fep -> GREEN 
 dax -> RED 
 lug -> BLUE 
 x1 tufa -> [x1] [x1] [x1] 
 u1 gazzer u2 -> [u2] [u1] 
 x1 wif x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 