*SUPPORT*
IN: dax zup kiki dax OUT: BLUE YELLOW BLUE YELLOW BLUE BLUE BLUE YELLOW
IN: dax gazzer zup OUT: BLUE GREEN YELLOW
IN: dax blicket OUT: BLUE BLUE
IN: dax dax tufa zup OUT: YELLOW BLUE BLUE
IN: gazzer tufa gazzer OUT: GREEN GREEN
IN: dax tufa dax OUT: BLUE BLUE
IN: gazzer OUT: GREEN
IN: gazzer blicket OUT: GREEN GREEN
IN: zup blicket OUT: YELLOW YELLOW
IN: wif wif gazzer gazzer wif tufa dax OUT: BLUE RED RED GREEN GREEN RED
IN: gazzer kiki zup blicket OUT: GREEN GREEN YELLOW YELLOW YELLOW YELLOW GREEN
IN: wif blicket tufa zup OUT: YELLOW RED RED
IN: dax dax OUT: BLUE BLUE
IN: wif dax OUT: RED BLUE

*QUERY*
IN: wif tufa gazzer tufa dax OUT: BLUE GREEN RED
IN: gazzer kiki gazzer blicket OUT: GREEN GREEN GREEN GREEN GREEN GREEN GREEN
IN: wif OUT: RED
IN: wif blicket OUT: RED RED
IN: dax tufa zup OUT: YELLOW BLUE
IN: wif tufa gazzer kiki wif OUT: GREEN RED GREEN RED RED RED GREEN RED
IN: wif tufa dax OUT: BLUE RED
IN: zup dax blicket OUT: YELLOW BLUE BLUE
IN: dax gazzer blicket OUT: BLUE GREEN GREEN
IN: dax OUT: BLUE

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