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

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

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