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

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

*GRAMMAR*
blicket -> YELLOW 
 fep -> BLUE 
 wif -> GREEN 
 tufa -> PURPLE 
 u1 dax u2 -> [u2] [u1] 
 u1 kiki x1 -> [x1] [u1] 
 u1 zup -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 