*SUPPORT*
IN: wif tufa fep OUT: BLUE PURPLE PURPLE PURPLE
IN: lug dax lug OUT: GREEN RED GREEN
IN: lug wif OUT: GREEN BLUE
IN: wif dax fep OUT: BLUE RED RED RED
IN: dax lug fep OUT: RED GREEN GREEN GREEN
IN: tufa zup OUT: PURPLE PURPLE
IN: lug zup OUT: GREEN GREEN
IN: dax OUT: RED
IN: wif fep OUT: BLUE BLUE BLUE
IN: tufa fep OUT: PURPLE PURPLE PURPLE
IN: tufa lug fep OUT: PURPLE GREEN GREEN GREEN
IN: wif tufa fep blicket lug OUT: GREEN GREEN GREEN GREEN BLUE PURPLE PURPLE PURPLE
IN: dax zup OUT: RED RED
IN: lug zup blicket tufa OUT: PURPLE PURPLE PURPLE PURPLE GREEN GREEN

*QUERY*
IN: wif OUT: BLUE
IN: wif tufa lug zup OUT: BLUE PURPLE GREEN GREEN
IN: dax tufa OUT: RED PURPLE
IN: wif zup OUT: BLUE BLUE
IN: lug fep OUT: GREEN GREEN GREEN
IN: dax fep OUT: RED RED RED
IN: lug OUT: GREEN
IN: tufa dax OUT: PURPLE RED
IN: lug wif lug OUT: GREEN BLUE GREEN
IN: wif tufa zup OUT: BLUE PURPLE PURPLE

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