*SUPPORT*
IN: fep blicket OUT: BLUE BLUE
IN: dax dax tufa lug tufa kiki OUT: PURPLE PURPLE RED PINK
IN: dax OUT: PURPLE
IN: fep OUT: BLUE
IN: kiki blicket tufa lug OUT: PINK PINK RED
IN: lug dax OUT: RED PURPLE
IN: lug kiki fep blicket tufa fep tufa lug OUT: RED PINK BLUE BLUE BLUE RED
IN: lug blicket tufa lug OUT: RED RED RED
IN: kiki blicket OUT: PINK PINK
IN: kiki dax lug blicket OUT: PINK PURPLE RED RED
IN: fep blicket wif lug blicket OUT: RED RED BLUE BLUE
IN: dax blicket OUT: PURPLE PURPLE
IN: lug lug blicket wif kiki fep OUT: PINK BLUE RED RED RED
IN: kiki dax dax OUT: PINK PURPLE PURPLE

*QUERY*
IN: lug OUT: RED
IN: fep tufa dax tufa lug OUT: BLUE PURPLE RED
IN: lug tufa kiki wif lug blicket tufa dax OUT: RED RED PURPLE RED PINK
IN: fep blicket wif kiki dax blicket tufa kiki OUT: PINK PURPLE PURPLE PINK BLUE BLUE
IN: lug dax lug lug OUT: RED PURPLE RED RED
IN: kiki lug tufa dax OUT: PINK RED PURPLE
IN: lug blicket OUT: RED RED
IN: kiki lug blicket OUT: PINK RED RED
IN: dax blicket wif lug blicket OUT: RED RED PURPLE PURPLE
IN: kiki blicket tufa fep OUT: PINK PINK BLUE

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