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

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

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