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

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

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