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

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

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