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

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

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