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

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

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