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

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

*GRAMMAR*
tufa -> GREEN 
 lug -> RED 
 dax -> PINK 
 fep -> BLUE 
 x1 zup -> [x1] [x1] 
 x1 blicket x2 -> [x1] [x1] [x2] 
 x1 wif -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 