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

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

*GRAMMAR*
dax -> PINK 
 kiki -> BLUE 
 zup -> GREEN 
 fep -> PURPLE 
 u1 wif u2 -> [u2] [u1] [u1] [u2] [u1] 
 u1 gazzer -> [u1] [u1] 
 x1 tufa x2 -> [x1] [x2] [x1] [x1] [x1] [x2] [x2] [x2] 
 u1 x1 -> [u1] [x1] 
 