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

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

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