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

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

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