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

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

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