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

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

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