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

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

*GRAMMAR*
tufa -> RED 
 dax -> BLUE 
 lug -> PURPLE 
 fep -> PINK 
 x1 zup -> [x1] [x1] 
 u1 kiki x1 -> [x1] [x1] [u1] [x1] 
 u1 wif u2 -> [u2] [u1] [u2] [u2] 
 u1 x1 -> [u1] [x1] 
 