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

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

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