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

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

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