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

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

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