*SUPPORT*
IN: gazzer zup OUT: YELLOW YELLOW
IN: gazzer lug fep OUT: GREEN YELLOW GREEN GREEN YELLOW
IN: tufa blicket OUT: BLUE BLUE
IN: tufa fep zup OUT: BLUE GREEN GREEN
IN: tufa lug tufa OUT: BLUE BLUE BLUE BLUE BLUE
IN: tufa zup OUT: BLUE BLUE
IN: kiki lug fep OUT: GREEN RED GREEN GREEN RED
IN: fep blicket OUT: GREEN GREEN
IN: tufa OUT: BLUE
IN: fep gazzer kiki blicket OUT: GREEN YELLOW RED RED
IN: gazzer lug gazzer OUT: YELLOW YELLOW YELLOW YELLOW YELLOW
IN: tufa lug gazzer OUT: YELLOW BLUE YELLOW YELLOW BLUE
IN: gazzer OUT: YELLOW
IN: fep lug kiki OUT: RED GREEN RED RED GREEN

*QUERY*
IN: fep OUT: GREEN
IN: kiki blicket OUT: RED RED
IN: fep lug tufa OUT: BLUE GREEN BLUE BLUE GREEN
IN: gazzer lug tufa OUT: BLUE YELLOW BLUE BLUE YELLOW
IN: fep zup OUT: GREEN GREEN
IN: kiki OUT: RED
IN: gazzer blicket OUT: YELLOW YELLOW
IN: tufa gazzer kiki kiki zup OUT: BLUE YELLOW RED RED RED
IN: kiki zup OUT: RED RED
IN: fep gazzer zup OUT: GREEN YELLOW YELLOW

*GRAMMAR*
fep -> GREEN 
 tufa -> BLUE 
 kiki -> RED 
 gazzer -> YELLOW 
 u1 lug u2 -> [u2] [u1] [u2] [u2] [u1] 
 u1 blicket -> [u1] [u1] 
 u1 zup -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 