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

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

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