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

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

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