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

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

*GRAMMAR*
zup -> RED 
 tufa -> YELLOW 
 blicket -> GREEN 
 fep -> BLUE 
 x1 wif x2 -> [x1] [x2] [x1] [x2] 
 u1 dax u2 -> [u2] [u1] [u1] [u1] 
 u1 kiki u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 