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

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

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