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

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

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