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

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

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