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

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

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