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

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

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