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

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

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