*SUPPORT*
IN: dax kiki OUT: RED BLUE
IN: wif wif lug OUT: YELLOW YELLOW YELLOW YELLOW
IN: kiki fep OUT: BLUE BLUE
IN: gazzer lug lug OUT: GREEN GREEN GREEN GREEN
IN: dax fep tufa OUT: RED RED RED RED
IN: wif OUT: YELLOW
IN: dax kiki fep lug OUT: RED BLUE BLUE RED BLUE BLUE
IN: gazzer wif tufa OUT: GREEN YELLOW GREEN YELLOW
IN: gazzer fep OUT: GREEN GREEN
IN: wif dax fep lug OUT: YELLOW RED RED YELLOW RED RED
IN: kiki fep lug OUT: BLUE BLUE BLUE BLUE
IN: wif fep OUT: YELLOW YELLOW
IN: dax fep OUT: RED RED
IN: kiki lug lug OUT: BLUE BLUE BLUE BLUE

*QUERY*
IN: kiki OUT: BLUE
IN: gazzer fep tufa OUT: GREEN GREEN GREEN GREEN
IN: wif tufa OUT: YELLOW YELLOW
IN: dax OUT: RED
IN: kiki dax fep tufa OUT: BLUE RED RED BLUE RED RED
IN: wif gazzer tufa OUT: YELLOW GREEN YELLOW GREEN
IN: kiki kiki kiki lug OUT: BLUE BLUE BLUE BLUE BLUE BLUE
IN: wif kiki lug OUT: YELLOW BLUE YELLOW BLUE
IN: gazzer OUT: GREEN
IN: kiki lug OUT: BLUE BLUE

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