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

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

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