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

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

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