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

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

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