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

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

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