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

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

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