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

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

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