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

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

*GRAMMAR*
lug -> GREEN 
 kiki -> YELLOW 
 fep -> BLUE 
 zup -> PINK 
 x1 tufa u1 -> [x1] [u1] [x1] [u1] [u1] [x1] 
 u1 dax -> [u1] [u1] [u1] 
 x1 wif x2 -> [x2] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 