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

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

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