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

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

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