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

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

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