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

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

*GRAMMAR*
zup -> GREEN 
 dax -> RED 
 gazzer -> PURPLE 
 kiki -> PINK 
 x1 wif u1 -> [u1] [x1] 
 x1 blicket x2 -> [x2] [x1] 
 u1 tufa u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 