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

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

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