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

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

*GRAMMAR*
zup -> BLUE 
 fep -> PURPLE 
 kiki -> RED 
 dax -> GREEN 
 u1 wif -> [u1] [u1] 
 x1 blicket x2 -> [x1] [x2] 
 x1 gazzer u1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 