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

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

*GRAMMAR*
kiki -> GREEN 
 wif -> RED 
 dax -> PURPLE 
 blicket -> YELLOW 
 u1 tufa x1 -> [x1] [u1] 
 x1 lug x2 -> [x2] [x1] 
 u1 fep -> [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 