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

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

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