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

*QUERY*
IN: lug fep kiki fep wif blicket OUT: PURPLE BLUE GREEN GREEN
IN: fep OUT: GREEN
IN: fep tufa lug OUT: GREEN BLUE
IN: lug dax kiki lug OUT: BLUE YELLOW BLUE
IN: blicket tufa lug OUT: PURPLE BLUE
IN: dax kiki fep OUT: YELLOW GREEN
IN: dax kiki blicket OUT: YELLOW PURPLE
IN: fep fep kiki lug tufa fep OUT: GREEN GREEN BLUE GREEN
IN: fep fep kiki fep OUT: GREEN GREEN GREEN
IN: dax blicket kiki dax tufa fep tufa fep OUT: YELLOW PURPLE YELLOW GREEN GREEN

*GRAMMAR*
fep -> GREEN 
 dax -> YELLOW 
 blicket -> PURPLE 
 lug -> BLUE 
 u1 kiki u2 -> [u1] [u2] 
 x1 wif x2 -> [x2] [x1] 
 x1 tufa u1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 