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

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

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