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

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

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