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

*QUERY*
IN: gazzer wif OUT: YELLOW GREEN
IN: wif OUT: GREEN
IN: blicket fep OUT: PURPLE PURPLE
IN: blicket wif fep OUT: PURPLE GREEN PURPLE GREEN
IN: blicket tufa OUT: PURPLE PURPLE PURPLE
IN: wif gazzer fep fep OUT: GREEN YELLOW GREEN YELLOW GREEN YELLOW GREEN YELLOW
IN: wif blicket fep OUT: GREEN PURPLE GREEN PURPLE
IN: blicket OUT: PURPLE
IN: wif wif tufa OUT: GREEN GREEN GREEN GREEN GREEN GREEN
IN: wif tufa fep OUT: GREEN GREEN GREEN GREEN GREEN GREEN

*GRAMMAR*
gazzer -> YELLOW 
 blicket -> PURPLE 
 wif -> GREEN 
 dax -> BLUE 
 x1 fep -> [x1] [x1] 
 x1 tufa -> [x1] [x1] [x1] 
 x1 lug x2 -> [x2] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 