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

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

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