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

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

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