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

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

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