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

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

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