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

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

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