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

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

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