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

*QUERY*
IN: dax gazzer zup OUT: PINK YELLOW
IN: fep OUT: GREEN
IN: dax gazzer fep OUT: GREEN YELLOW
IN: dax dax OUT: YELLOW YELLOW
IN: fep gazzer fep wif OUT: GREEN GREEN GREEN GREEN
IN: fep kiki OUT: GREEN GREEN GREEN
IN: zup OUT: PINK
IN: zup wif OUT: PINK PINK
IN: dax gazzer dax OUT: YELLOW YELLOW
IN: zup gazzer fep kiki OUT: GREEN PINK GREEN PINK GREEN PINK

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