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

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

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