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

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

*GRAMMAR*
dax -> BLUE 
 gazzer -> GREEN 
 fep -> PINK 
 wif -> RED 
 x1 kiki u1 -> [x1] [u1] 
 u1 zup u2 -> [u2] [u2] [u1] 
 u1 tufa x1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 