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

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

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