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

*QUERY*
IN: dax zup dax OUT: PURPLE YELLOW PURPLE
IN: zup fep gazzer gazzer OUT: YELLOW BLUE YELLOW BLUE YELLOW BLUE YELLOW BLUE
IN: blicket blicket tufa blicket OUT: GREEN GREEN GREEN
IN: fep lug blicket gazzer gazzer OUT: GREEN BLUE GREEN BLUE GREEN BLUE GREEN BLUE
IN: blicket dax gazzer OUT: GREEN PURPLE GREEN PURPLE
IN: blicket OUT: GREEN
IN: blicket fep OUT: GREEN BLUE
IN: blicket tufa blicket OUT: GREEN GREEN
IN: fep tufa blicket OUT: GREEN BLUE
IN: blicket gazzer lug zup gazzer tufa blicket OUT: GREEN YELLOW GREEN GREEN YELLOW GREEN GREEN

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