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

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

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