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

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

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