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

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

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