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

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

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