*SUPPORT*
IN: tufa fep dax kiki OUT: RED PINK YELLOW YELLOW YELLOW YELLOW YELLOW
IN: wif OUT: BLUE
IN: fep OUT: PINK
IN: fep zup OUT: PINK PINK
IN: tufa kiki OUT: RED RED RED RED RED
IN: wif zup OUT: BLUE BLUE
IN: tufa lug dax zup OUT: RED RED YELLOW YELLOW
IN: wif lug wif zup OUT: BLUE BLUE BLUE BLUE
IN: fep kiki OUT: PINK PINK PINK PINK PINK
IN: wif fep dax zup OUT: BLUE PINK YELLOW YELLOW
IN: wif kiki OUT: BLUE BLUE BLUE BLUE BLUE
IN: tufa lug fep zup OUT: RED RED PINK PINK
IN: dax lug dax wif lug wif zup OUT: YELLOW YELLOW YELLOW BLUE BLUE BLUE BLUE
IN: tufa zup OUT: RED RED

*QUERY*
IN: dax tufa wif zup OUT: YELLOW RED BLUE BLUE
IN: dax kiki OUT: YELLOW YELLOW YELLOW YELLOW YELLOW
IN: dax lug dax OUT: YELLOW YELLOW YELLOW
IN: tufa OUT: RED
IN: tufa tufa kiki OUT: RED RED RED RED RED RED
IN: tufa fep zup OUT: RED PINK PINK
IN: dax OUT: YELLOW
IN: dax zup OUT: YELLOW YELLOW
IN: tufa lug wif kiki OUT: RED RED BLUE BLUE BLUE BLUE BLUE
IN: wif dax fep OUT: BLUE YELLOW PINK

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