*SUPPORT*
IN: lug dax tufa zup zup OUT: GREEN BLUE GREEN BLUE GREEN BLUE GREEN BLUE
IN: tufa kiki tufa OUT: GREEN GREEN
IN: lug wif dax gazzer OUT: BLUE RED YELLOW
IN: lug dax tufa OUT: GREEN BLUE
IN: gazzer dax wif zup OUT: YELLOW RED YELLOW RED
IN: lug gazzer zup OUT: BLUE RED BLUE RED
IN: wif tufa dax tufa kiki gazzer dax tufa OUT: YELLOW GREEN GREEN GREEN RED
IN: wif dax wif OUT: YELLOW YELLOW
IN: wif dax lug zup OUT: BLUE YELLOW BLUE YELLOW
IN: tufa OUT: GREEN
IN: wif lug zup OUT: YELLOW BLUE YELLOW BLUE
IN: lug dax wif kiki tufa dax wif OUT: YELLOW BLUE YELLOW GREEN
IN: lug gazzer OUT: BLUE RED
IN: wif dax gazzer zup OUT: RED YELLOW RED YELLOW

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

*GRAMMAR*
gazzer -> RED 
 wif -> YELLOW 
 lug -> BLUE 
 tufa -> GREEN 
 x1 zup -> [x1] [x1] 
 u1 dax u2 -> [u2] [u1] 
 x1 kiki x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 