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

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

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