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

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

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