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

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

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