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

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

*GRAMMAR*
wif -> BLUE 
 kiki -> PURPLE 
 zup -> YELLOW 
 tufa -> GREEN 
 x1 dax x2 -> [x2] [x1] 
 u1 fep -> [u1] [u1] 
 u1 blicket u2 -> [u2] [u2] [u1] [u1] [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 