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

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

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