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

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

*GRAMMAR*
tufa -> PINK 
 dax -> RED 
 wif -> BLUE 
 lug -> PURPLE 
 u1 fep x1 -> [u1] [x1] 
 x1 kiki -> [x1] [x1] [x1] 
 x1 zup x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 