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

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

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