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

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

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