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

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

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