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

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

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