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

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

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