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

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

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