*SUPPORT*
IN: wif blicket fep lug OUT: PURPLE PURPLE PURPLE GREEN
IN: dax gazzer dax OUT: BLUE BLUE BLUE
IN: wif blicket zup fep lug OUT: PINK PURPLE PURPLE PURPLE GREEN
IN: zup OUT: PINK
IN: fep zup fep OUT: PURPLE PINK PURPLE
IN: dax gazzer zup OUT: BLUE PINK BLUE
IN: wif blicket wif OUT: GREEN GREEN
IN: wif dax blicket dax lug OUT: GREEN BLUE BLUE BLUE BLUE
IN: fep wif blicket fep blicket zup fep fep OUT: PURPLE PINK PURPLE PURPLE PURPLE GREEN
IN: fep OUT: PURPLE
IN: dax blicket wif OUT: GREEN BLUE
IN: zup dax blicket dax OUT: PINK BLUE BLUE
IN: dax wif wif OUT: BLUE GREEN GREEN
IN: wif gazzer wif OUT: GREEN GREEN GREEN

*QUERY*
IN: fep blicket wif wif OUT: GREEN GREEN PURPLE
IN: wif zup gazzer zup OUT: GREEN PINK PINK PINK
IN: dax lug OUT: BLUE BLUE BLUE
IN: wif blicket wif gazzer dax OUT: GREEN BLUE GREEN GREEN
IN: dax dax blicket dax gazzer fep OUT: BLUE BLUE PURPLE BLUE BLUE
IN: fep lug OUT: PURPLE PURPLE PURPLE
IN: wif wif blicket fep lug OUT: GREEN PURPLE PURPLE PURPLE GREEN
IN: dax fep OUT: BLUE PURPLE
IN: zup gazzer fep OUT: PINK PURPLE PINK
IN: wif gazzer fep OUT: GREEN PURPLE GREEN

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