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

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

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