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

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

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