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

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

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