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

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

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