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

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

*GRAMMAR*
fep -> BLUE 
 dax -> PURPLE 
 zup -> PINK 
 wif -> YELLOW 
 u1 gazzer -> [u1] [u1] [u1] 
 x1 kiki x2 -> [x2] [x1] 
 x1 tufa x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 