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

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

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