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

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

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