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

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

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