*SUPPORT*
IN: fep kiki blicket wif OUT: PURPLE PURPLE YELLOW
IN: tufa dax dax wif dax blicket tufa OUT: GREEN RED RED YELLOW RED GREEN
IN: dax zup OUT: RED RED
IN: dax OUT: RED
IN: wif kiki OUT: YELLOW YELLOW
IN: tufa OUT: GREEN
IN: fep OUT: PURPLE
IN: dax kiki blicket wif OUT: RED RED YELLOW
IN: tufa dax zup OUT: GREEN RED RED
IN: tufa wif blicket dax OUT: GREEN YELLOW RED
IN: fep zup blicket fep OUT: PURPLE PURPLE PURPLE
IN: tufa dax zup blicket fep OUT: GREEN RED RED PURPLE
IN: fep zup OUT: PURPLE PURPLE
IN: wif kiki blicket fep OUT: YELLOW YELLOW PURPLE

*QUERY*
IN: fep dax OUT: PURPLE RED
IN: wif zup OUT: YELLOW YELLOW
IN: wif tufa kiki blicket wif OUT: YELLOW GREEN GREEN YELLOW
IN: wif OUT: YELLOW
IN: tufa dax tufa kiki OUT: GREEN RED GREEN GREEN
IN: tufa zup OUT: GREEN GREEN
IN: dax blicket tufa blicket wif OUT: RED GREEN YELLOW
IN: fep fep OUT: PURPLE PURPLE
IN: tufa kiki OUT: GREEN GREEN
IN: fep kiki OUT: PURPLE PURPLE

*GRAMMAR*
dax -> RED 
 tufa -> GREEN 
 wif -> YELLOW 
 fep -> PURPLE 
 u1 kiki -> [u1] [u1] 
 x1 blicket u1 -> [x1] [u1] 
 u1 zup -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 