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

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

*GRAMMAR*
dax -> BLUE 
 fep -> RED 
 wif -> GREEN 
 tufa -> YELLOW 
 x1 gazzer x2 -> [x2] [x1] 
 u1 zup x1 -> [u1] [x1] 
 u1 blicket u2 -> [u1] [u2] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 