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

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

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