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

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

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