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

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

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