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

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

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