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

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

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