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

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

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