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

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

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