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

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

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