*SUPPORT*
IN: dax lug blicket OUT: RED GREEN RED GREEN
IN: dax fep tufa OUT: RED PINK
IN: tufa fep lug blicket OUT: PINK GREEN PINK GREEN
IN: wif fep wif OUT: PURPLE PURPLE
IN: dax blicket OUT: RED RED
IN: dax fep dax OUT: RED RED
IN: wif tufa fep lug blicket OUT: PURPLE PINK GREEN PURPLE PINK GREEN
IN: dax OUT: RED
IN: tufa OUT: PINK
IN: dax gazzer OUT: RED RED RED RED
IN: wif gazzer blicket OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: dax fep lug OUT: RED GREEN
IN: dax tufa fep wif OUT: RED PINK PURPLE
IN: wif OUT: PURPLE

*QUERY*
IN: dax lug fep tufa OUT: RED GREEN PINK
IN: dax fep dax blicket blicket OUT: RED RED RED RED RED RED RED RED
IN: tufa fep wif OUT: PINK PURPLE
IN: tufa dax fep tufa blicket OUT: PINK RED PINK PINK RED PINK
IN: wif dax fep tufa OUT: PURPLE RED PINK
IN: lug fep wif OUT: GREEN PURPLE
IN: dax fep wif OUT: RED PURPLE
IN: wif tufa OUT: PURPLE PINK
IN: dax fep wif gazzer OUT: RED PURPLE RED PURPLE RED PURPLE RED PURPLE
IN: tufa tufa fep tufa OUT: PINK PINK PINK

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