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

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

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