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

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

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