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

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

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