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

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

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