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

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

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