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

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

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