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

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

*GRAMMAR*
dax -> PINK 
 gazzer -> GREEN 
 wif -> BLUE 
 zup -> RED 
 x1 fep u1 -> [u1] [x1] 
 x1 blicket -> [x1] [x1] 
 u1 tufa u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 