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

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

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