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

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

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