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

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

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