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

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

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