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

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

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