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

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

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