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

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

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