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

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

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