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

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

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