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

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

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