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

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

*GRAMMAR*
zup -> RED 
 kiki -> YELLOW 
 lug -> BLUE 
 wif -> GREEN 
 u1 blicket -> [u1] [u1] 
 u1 tufa -> [u1] [u1] 
 x1 gazzer x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 