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

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

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