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

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

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