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

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

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