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

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

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