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

*QUERY*
IN: dax wif blicket OUT: GREEN BLUE GREEN BLUE
IN: dax OUT: GREEN
IN: wif gazzer kiki blicket OUT: BLUE PURPLE BLUE PURPLE
IN: wif OUT: BLUE
IN: fep blicket OUT: RED RED
IN: kiki gazzer fep OUT: PURPLE RED
IN: fep wif OUT: RED BLUE
IN: fep lug OUT: RED RED RED RED
IN: dax gazzer dax OUT: GREEN GREEN
IN: fep lug blicket OUT: RED RED RED RED RED RED RED RED

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