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

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

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