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

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

*GRAMMAR*
tufa -> BLUE 
 zup -> PURPLE 
 gazzer -> RED 
 lug -> YELLOW 
 u1 wif u2 -> [u2] [u1] 
 x1 dax -> [x1] [x1] 
 u1 fep -> [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 