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

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

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