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

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

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