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

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

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