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

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

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