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

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

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