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

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

*GRAMMAR*
tufa -> PURPLE 
 fep -> BLUE 
 gazzer -> PINK 
 wif -> RED 
 u1 dax u2 -> [u2] [u1] 
 u1 lug -> [u1] [u1] 
 u1 zup u2 -> [u2] [u1] [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 