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

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

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