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

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

*GRAMMAR*
lug -> PURPLE 
 fep -> GREEN 
 dax -> BLUE 
 tufa -> PINK 
 x1 zup -> [x1] [x1] [x1] [x1] 
 x1 gazzer x2 -> [x1] [x2] 
 u1 wif u2 -> [u1] [u2] [u2] 
 u1 x1 -> [u1] [x1] 
 