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

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

*GRAMMAR*
wif -> BLUE 
 gazzer -> RED 
 lug -> YELLOW 
 zup -> GREEN 
 u1 blicket x1 -> [x1] [u1] 
 x1 kiki x2 -> [x2] [x2] [x2] [x1] 
 u1 tufa x1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 