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

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

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