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

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

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