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

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

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