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

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

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