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

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

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