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

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

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