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

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

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