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

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

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