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

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

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