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

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

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