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

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

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