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

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

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