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

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

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