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

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

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