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

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

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