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

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

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