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

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

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