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

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

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