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

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

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