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

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

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