*SUPPORT*
IN: lug dax lug OUT: YELLOW YELLOW
IN: wif wif blicket lug OUT: YELLOW PURPLE PURPLE YELLOW
IN: lug OUT: YELLOW
IN: fep fep lug fep dax wif gazzer lug OUT: BLUE BLUE YELLOW BLUE PURPLE YELLOW YELLOW YELLOW
IN: fep lug zup blicket wif blicket zup OUT: RED PURPLE BLUE YELLOW RED PURPLE RED
IN: fep zup dax wif blicket wif blicket wif OUT: PURPLE PURPLE BLUE RED PURPLE PURPLE PURPLE
IN: zup dax lug blicket wif gazzer lug OUT: PURPLE RED YELLOW PURPLE YELLOW YELLOW YELLOW
IN: zup OUT: RED
IN: zup dax lug gazzer wif blicket lug OUT: YELLOW RED YELLOW PURPLE PURPLE PURPLE YELLOW
IN: wif OUT: PURPLE
IN: wif lug dax zup gazzer fep OUT: PURPLE YELLOW RED BLUE BLUE BLUE
IN: zup dax fep OUT: RED BLUE
IN: fep wif dax lug OUT: BLUE PURPLE YELLOW
IN: lug dax wif OUT: YELLOW PURPLE

*QUERY*
IN: lug dax fep OUT: YELLOW BLUE
IN: fep OUT: BLUE
IN: zup dax lug OUT: RED YELLOW
IN: fep fep dax wif OUT: BLUE BLUE PURPLE
IN: lug gazzer lug blicket lug OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: fep dax zup gazzer wif OUT: BLUE RED PURPLE PURPLE PURPLE
IN: zup fep OUT: RED BLUE
IN: wif fep OUT: PURPLE BLUE
IN: wif dax zup gazzer lug OUT: PURPLE RED YELLOW YELLOW YELLOW
IN: wif gazzer wif OUT: PURPLE PURPLE PURPLE PURPLE

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