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

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

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