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

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

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