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

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

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