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

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

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