*SUPPORT*
IN: kiki OUT: YELLOW
IN: kiki wif dax blicket kiki OUT: YELLOW BLUE YELLOW YELLOW
IN: dax OUT: BLUE
IN: dax dax blicket fep OUT: BLUE BLUE GREEN
IN: kiki blicket fep tufa OUT: YELLOW GREEN YELLOW GREEN
IN: dax tufa OUT: BLUE BLUE
IN: kiki fep blicket kiki OUT: YELLOW GREEN YELLOW
IN: kiki tufa OUT: YELLOW YELLOW
IN: dax fep wif fep tufa OUT: BLUE GREEN GREEN GREEN BLUE GREEN GREEN GREEN
IN: zup blicket dax OUT: RED BLUE
IN: fep blicket kiki tufa OUT: GREEN YELLOW GREEN YELLOW
IN: kiki fep tufa tufa OUT: YELLOW GREEN YELLOW GREEN YELLOW GREEN YELLOW GREEN
IN: fep blicket kiki OUT: GREEN YELLOW
IN: zup OUT: RED

*QUERY*
IN: fep wif zup blicket zup OUT: GREEN RED RED GREEN
IN: kiki fep tufa OUT: YELLOW GREEN YELLOW GREEN
IN: zup fep wif fep OUT: RED GREEN GREEN GREEN
IN: kiki blicket dax OUT: YELLOW BLUE
IN: fep OUT: GREEN
IN: zup blicket kiki OUT: RED YELLOW
IN: fep tufa OUT: GREEN GREEN
IN: zup blicket fep OUT: RED GREEN
IN: zup wif zup dax OUT: RED RED BLUE RED
IN: fep blicket dax OUT: GREEN BLUE

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