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

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

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