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

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

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