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

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

*GRAMMAR*
tufa -> YELLOW 
 kiki -> RED 
 dax -> PINK 
 fep -> BLUE 
 x1 lug x2 -> [x2] [x1] [x1] [x1] 
 u1 wif x1 -> [x1] [u1] 
 x1 zup -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 