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

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

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