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

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

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