*SUPPORT*
IN: gazzer kiki lug dax OUT: GREEN PURPLE YELLOW
IN: dax dax lug wif OUT: YELLOW YELLOW RED
IN: gazzer zup OUT: GREEN GREEN
IN: wif lug dax OUT: RED YELLOW
IN: kiki tufa OUT: PURPLE PURPLE PURPLE
IN: dax tufa OUT: YELLOW YELLOW YELLOW
IN: dax lug gazzer OUT: YELLOW GREEN
IN: gazzer lug kiki OUT: GREEN PURPLE
IN: gazzer lug wif OUT: GREEN RED
IN: dax zup OUT: YELLOW YELLOW
IN: kiki lug dax OUT: PURPLE YELLOW
IN: kiki zup OUT: PURPLE PURPLE
IN: gazzer dax OUT: GREEN YELLOW
IN: dax OUT: YELLOW

*QUERY*
IN: wif OUT: RED
IN: gazzer lug dax OUT: GREEN YELLOW
IN: gazzer OUT: GREEN
IN: kiki OUT: PURPLE
IN: gazzer tufa OUT: GREEN GREEN GREEN
IN: wif lug gazzer OUT: RED GREEN
IN: wif tufa OUT: RED RED RED
IN: wif lug wif OUT: RED RED
IN: kiki wif zup OUT: PURPLE RED RED
IN: dax gazzer zup OUT: YELLOW GREEN GREEN

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