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

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

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