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

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

*GRAMMAR*
tufa -> RED 
 kiki -> GREEN 
 fep -> YELLOW 
 wif -> BLUE 
 u1 lug u2 -> [u2] [u2] [u1] 
 u1 dax -> [u1] [u1] 
 x1 blicket u1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 