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

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

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