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

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

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