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

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

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