*SUPPORT*
IN: lug zup dax OUT: GREEN BLUE BLUE
IN: kiki dax OUT: PURPLE PURPLE
IN: kiki lug dax OUT: PURPLE GREEN GREEN
IN: zup lug dax OUT: BLUE GREEN GREEN
IN: zup blicket lug OUT: GREEN BLUE GREEN BLUE GREEN GREEN GREEN
IN: zup tufa lug OUT: GREEN GREEN BLUE BLUE GREEN
IN: zup kiki OUT: BLUE PURPLE
IN: kiki OUT: PURPLE
IN: zup OUT: BLUE
IN: wif zup kiki OUT: RED BLUE PURPLE
IN: zup tufa wif OUT: RED RED BLUE BLUE RED
IN: lug tufa zup OUT: BLUE BLUE GREEN GREEN BLUE
IN: wif dax OUT: RED RED
IN: wif tufa lug OUT: GREEN GREEN RED RED GREEN

*QUERY*
IN: lug OUT: GREEN
IN: wif OUT: RED
IN: lug tufa kiki OUT: PURPLE PURPLE GREEN GREEN PURPLE
IN: wif tufa kiki OUT: PURPLE PURPLE RED RED PURPLE
IN: wif kiki tufa lug OUT: RED GREEN GREEN PURPLE PURPLE GREEN
IN: wif tufa zup OUT: BLUE BLUE RED RED BLUE
IN: lug blicket wif OUT: RED GREEN RED GREEN RED RED RED
IN: wif tufa wif OUT: RED RED RED RED RED
IN: wif blicket zup OUT: BLUE RED BLUE RED BLUE BLUE BLUE
IN: zup dax OUT: BLUE BLUE

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