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

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

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