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

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

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