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

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

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