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

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

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