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

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

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