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

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

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