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

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

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