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

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

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