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

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

*GRAMMAR*
dax -> PURPLE 
 zup -> BLUE 
 lug -> PINK 
 wif -> GREEN 
 x1 fep -> [x1] [x1] 
 u1 blicket -> [u1] [u1] 
 x1 gazzer x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 