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

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

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