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

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

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