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

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

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