*SUPPORT*
IN: kiki gazzer OUT: YELLOW GREEN
IN: fep blicket zup OUT: PURPLE RED PURPLE PURPLE
IN: fep dax fep tufa gazzer OUT: PURPLE GREEN PURPLE
IN: kiki tufa fep OUT: YELLOW PURPLE
IN: kiki OUT: YELLOW
IN: gazzer dax gazzer dax zup gazzer OUT: RED GREEN GREEN GREEN
IN: kiki gazzer tufa zup OUT: YELLOW GREEN RED
IN: kiki blicket gazzer gazzer tufa zup OUT: YELLOW GREEN GREEN RED YELLOW YELLOW
IN: fep tufa zup OUT: PURPLE RED
IN: zup blicket zup tufa fep OUT: RED RED PURPLE RED RED
IN: zup OUT: RED
IN: fep blicket gazzer OUT: PURPLE GREEN PURPLE PURPLE
IN: fep dax gazzer tufa fep OUT: GREEN PURPLE PURPLE
IN: fep blicket fep dax zup OUT: PURPLE RED PURPLE PURPLE PURPLE

*QUERY*
IN: zup dax gazzer kiki gazzer tufa gazzer OUT: GREEN YELLOW GREEN GREEN RED
IN: fep tufa gazzer OUT: PURPLE GREEN
IN: kiki dax zup tufa fep OUT: RED PURPLE YELLOW
IN: gazzer kiki tufa gazzer OUT: GREEN YELLOW GREEN
IN: zup blicket kiki tufa fep OUT: RED YELLOW PURPLE RED RED
IN: kiki tufa kiki OUT: YELLOW YELLOW
IN: kiki zup tufa kiki OUT: YELLOW RED YELLOW
IN: kiki dax kiki tufa zup OUT: YELLOW RED YELLOW
IN: gazzer tufa gazzer OUT: GREEN GREEN
IN: fep OUT: PURPLE

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