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

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

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