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

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

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