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

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

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