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

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

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