Legend: T = Triangle | C = Circle | S = Square | _ = Space

Stage 2: _TCS – CCTT – TCST – _TC_

Stage 3: SCSS – T_CS – SS__ – _CST

Stage 4: C__S – S_T_ – S__S – _S_S

Stage 5: SS_T – CC__ – TC_T – __C_

Stage 6: CSSS – S_TC – CSSS – TT_S

Stage 7: C__S – CC_S – STTT – CCC_

Stage 8: _CC_ – CCTS – ST_C – _TC_