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

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

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