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

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

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