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

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

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