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

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

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