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

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

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