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

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

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