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

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

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