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

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

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