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

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

*GRAMMAR*
tufa -> YELLOW 
 kiki -> PINK 
 fep -> BLUE 
 dax -> RED 
 u1 wif u2 -> [u2] [u1] [u2] [u1] 
 u1 zup x1 -> [x1] [x1] [u1] 
 x1 gazzer x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 