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

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

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