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

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

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