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

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

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