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

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

*GRAMMAR*
fep -> YELLOW 
 zup -> PURPLE 
 lug -> BLUE 
 tufa -> RED 
 u1 blicket -> [u1] [u1] [u1] 
 u1 dax u2 -> [u2] [u1] 
 x1 wif x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 