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

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

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