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

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

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