*SUPPORT*
IN: fep gazzer kiki OUT: RED BLUE RED BLUE BLUE RED
IN: wif lug tufa blicket wif OUT: GREEN PURPLE GREEN
IN: tufa lug tufa OUT: PURPLE PURPLE
IN: tufa gazzer fep blicket tufa blicket wif OUT: PURPLE RED PURPLE RED RED PURPLE PURPLE GREEN
IN: tufa lug fep OUT: PURPLE RED
IN: kiki blicket kiki blicket fep OUT: BLUE BLUE RED
IN: wif gazzer tufa OUT: GREEN PURPLE GREEN PURPLE PURPLE GREEN
IN: kiki gazzer kiki blicket wif blicket wif OUT: BLUE BLUE BLUE BLUE BLUE BLUE GREEN GREEN
IN: kiki OUT: BLUE
IN: wif OUT: GREEN
IN: wif tufa kiki lug wif OUT: GREEN PURPLE BLUE GREEN
IN: wif lug tufa OUT: GREEN PURPLE
IN: tufa OUT: PURPLE
IN: tufa lug kiki OUT: PURPLE BLUE

*QUERY*
IN: wif kiki OUT: GREEN BLUE
IN: fep wif lug kiki OUT: RED GREEN BLUE
IN: fep fep OUT: RED RED
IN: fep lug wif OUT: RED GREEN
IN: kiki wif wif lug fep blicket kiki OUT: BLUE GREEN GREEN RED BLUE
IN: fep lug fep OUT: RED RED
IN: fep OUT: RED
IN: fep fep lug fep OUT: RED RED RED
IN: fep wif lug fep OUT: RED GREEN RED
IN: wif lug wif blicket kiki OUT: GREEN GREEN BLUE

*GRAMMAR*
kiki -> BLUE 
 wif -> GREEN 
 tufa -> PURPLE 
 fep -> RED 
 x1 blicket u1 -> [x1] [u1] 
 u1 lug u2 -> [u1] [u2] 
 x1 gazzer u1 -> [x1] [u1] [x1] [u1] [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 