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

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

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