Timeframes: It takes the user-defined high and low timeframes. Lower Lows (LL) and Lower Highs (LH) Pattern (15 minutes): Calculates the lowest and highest prices in the high timeframe and identifies a pattern. Order Block (OB) Identification: Defines the order block in the low timeframe. Valid Order Block (Cross from opposite side): Determines if an order block is valid. Entry Condition: Determines entry conditions, such as the formation of a specific pattern and the presence of a valid order block. Plots: Adds shapes and lines to the chart, such as entry points and high/low prices. This code is used to create technical analysis strategies in Pine Script. It generates buy/sell signals based on user-defined conditions and adds indicators to the chart accordingly.